How To Use Larva In A Sentence

The larvae absorb toxins from their food plant, milkweed.
… Others can only be identified with a microscope, such as the majority of protozoa [single-celled animals], certain blood filariae [small larvae of pathogen parasites in the blood vessels], and the trichinae. Modern Science in the Bible
A pupa covered by the hardened 3rd larval skin is known as a coarctate pupa..
According to health experts, when an infected female mosquito bites a person, she may inject the worm larvae, called microfilariae, into the blood.
River smallmouths bite any number of baits but show the most enthusiasm for hellgrammites, the larvae of dobsonflies. Rivers of Bronze

For reasons which we will not pause here to discuss, we have always regarded the eruciform type of larva as the highest. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses
So while a good frost will kill off countless millions of strongyle eggs in a pasture, it is providing the infective third-stage larvae with that most valuable of commodities - time Horsetalk.co.nz Headlines
In hemichordates, the three adult coelomic cavities are derived from coelomic sacs that form around the gut of the larva (an unpaired protocoel and two pairs of sacs for the mesocoel and metacoel).
VIP3 shows activity against many lepidopteran insect larvae.
For him, the fiend that shook his faith was the ichneumon wasp, which lays its eggs inside the larvae of the horntail wasp.
Where Ancylostoma is also endemic, differential diagnosis may require larval culture although the treatment is similar.
Indeed, kin aggregations of larvae have the potential to fuse, more so during the period when corals appear to lack an efficient allorecognition system. PLoS ONE Alerts: New Articles
The adults die as their new larvae hatch out. Times, Sunday Times
Young amphibians, like the larval frog or tadpole pictured here, spend their early years in the water, breathing through gills in the side of their head in much the same way as fish do.
Similarly, in the blue crab Callinectes sapidus, identical pigments are found in the megalopal retina (unfortunately, zoea larvae have not yet been studied) and in the adult.
The mesh bags are an easy way to move cultch to the right place and time for larval settlement.
On the other hand, many arguments disfavor the possibility of bioluminescent communication among larvae.
It is also suggested that the reef may be a source of pelagic larvae of sessile organisms that may settle on mangrove roots for greater diversity.
But atavistic, or vestigial, geotropism in Genesistrine -- or a million larvae start crawling, and a million little frogs start hopping -- knowing no more what it's all about than we do when we crawl to work in the morning and hop away at night. The Book of the Damned
However, early growth of S. litura larva was reduced 36% on Huia plants, and this was attributed to the greater cyanogenesis.
With its wildly outsized fender flares, saucer-eyed round headlamps, squat fuselage, tapering roofline and curiously latent, not-quite-formed rear contours, the Juke looks like a Nissan Murano at the larval stage. Nissan's Jazzy Juke, Imperfect on Purpose
But along comes a cabbage root fly, whose larvae feed on the roots.
He looked for evidence of wasp parasitism by counting the 'mummies'—the golden, hardened carcasses of aphids that had become homes for wasp larvae.
A larva metamorphoses into a small polyp termed the scyphistoma.
Once the snout contacted an ant larva or pupa, the snake would slide the ventral surface of its snout over the top of the prey until the prey item was positioned at or near the front of the mouth.
Our data also emphasize the dual neural and endocrine character of metachrosis in the Ambystoma larva.
These larvae are filter feeders and lack the characteristic jaw sheaths and denticles of many other frog larvae, but have characteristic barbels.
Eleven species of bichirs inhabit shallow floodwater areas in tropical Africa rivers, where they feed on worms, insect larvae, and small insects.
The larva would have pupated in the stump and emerged on the threshold of summer to find a mate. Country diary: Wenlock Edge
Tadpoles and froglets can be preyed on by other frogs, crayfish, fish, turtles, and dragonfly larvae.
One or two examples of the adaptations of dipteran larvae to life in the water may well bring the present chapter to a close. The Life-Story of Insects
The Taverham visitor spent much time hunting for insects and larvae among fallen leaves in scrubby woodland.
The first larval stage is called a zoea and, as a zoea, they will go through seven molts. Homepage
The word larva referring to the newly hatched form of insects before they undergo metamorphosis comes from the Latin word lārva, meaning “evil spirit, demon, devil.” Unmasking religion
Even remnants of last meals were preserved, such as the bellyful of shrimp fossilized inside one 8-centimeter-long larval salamander.
Yep, that’s right – this lil dood is supposed to eat mosquito larvae, which ideally in the long run will cut down on the amount of mosquitoes hanging round our yard. Archive 2009-05-01
The larva molts again at 72 hours to become a third-stage larva.
A pupa is an insect in the intermediate stage between larva and adult; the term chrysalis is used of a butterfly or moth in this intermediate stage.
Heterorhabditis bacteriophora, which kills western corn rootworm larvae, is relatively unresponsive to an alarm signal ((E) - beta-caryophyllene, which is released by the infested roots) Turlings has successfully improve H. bacteriophora's response to caryophyllene by selective breeding of the nematodes. RedOrbit News - Technology
Wasp larvae feeding on paralyzed caterpillars is certainly a disquieting image, to say nothing of malaria feeding on children. Behe
They also go through a second larval stage called the veliger stage, which is also a free-swimming stage. CreationWiki - Recent changes [en]
C The aristolochia vine grown on the branches of others trees (such as leucaena), to feed caterpillar larvae. 4 Operating a Butterfly Farm
Egg size affects the larval survivorship of beetles on seeds of Texas ebony.
Beetles with tolerant larvae also have higher numbers of eggs on eclosion and reduced longevity compared to strains and species with contest competition.
The larval insects insert their proboscides into the bark of young shoots of certain lac-bearing trees, varieties of Ficus, draw out the sap for nutriment, and at once exude a resinous secretion which entirely covers their bodies and the twigs, often to the thickness of one-half inch. Handwork in Wood
The name krill derives from ‘kril’, an Old Norwegian word once applied to tiny creepy-crawly things, vermin, and larval fish.
When adult heartworms living in animals mate and produce offspring or microscopic heartworm larvae, the offspring can live in an animal's bloodstream for three years.
When they are fully developed, the larvae drop to the soil, burrow one inch or less and pupate.
Gossip on Gretel, that is, from the folk at Pomona Larvatus Prodeo. Open Season At Sarsaparilla
The body of an echiuran lacks annelid-type segmentation, but the distinctive free-swimming trochophore larval stages of echiurans and polychaetes are very similar.
Larvae range from a few millimeters to a few decimeters, while adults can range from less than 1 cm to 2 m.
Heterorhabditis bacteriophora, which kills western corn rootworm larvae, is relatively unresponsive to an alarm signal ((E) - beta-caryophyllene, which is released by the infested roots) Turlings has successfully improve EurekAlert! - Breaking News
Significant numbers of larvae reach the lungs and migrate to the bronchioles where they are killed by the animal's immune response.
In addition, there are bushpig Potamochoerus larvatus, giant forest hog Hylochoerus meinertzhageni, bushbuck Tragelaphus scriptus, yellowbacked and blackfronted duiker Cephalophus sylvicultor and C. nigrifrons. Bwindi Impenetrable National Park, Uganda
When maggots have completed their development they convert their last larval skin into a puparium, a hardened shell within which the pupa develops.
The larvae of the green lacewing are ferocious predators.
Diego started to walk toward the larva, but Szabla took his arm at the elbow, very gently, and held him back. MINUTES TO BURN
The scientists found that the non-native fish are aiding bullfrog invasion by eating native dragonfly nymphs that would normally prey on bullfrog larvae.
This, apparently, is the botfly larvae moving around and snacking on my flesh.
Every bee larva has the potential to become a queen if properly nourished by its hivemates or an apiarist.
The larvae of the painted lady butterfly - the thistle caterpillar - have been drawing a large amount of attention from anyone who has observed Canada thistle patches this spring.
The planula larva settles on a hermit crab shell and metamorphoses into a primary polyp.
Planktonic larvae, also known as "meroplankton" are the most common early life stage of marine invertebrates, many of whom live on the bottom as adults. Planktonic larvae
Red stripe appears as a diffuse stripe of pigment on the dorsum of larvae and pupae and is variable in expressivity and penetrance.
The process is meant to prevent myiasis, or "fly-strike," in which fly larvae infest and feed on the skin. AndPOP.com
Nematodes have been useful in reducing black vine weevil larval populations, especially in containerized plants.
Almost instantly the larvae mutate into full grown imagos and you have yourself an Entopod battalion.
Rat-tailed maggot larvae may be found in drains, waste waters, liquid manure, slurry tanks or ditches.
In Nebraska it overwinters as a larvae or pupae under manure piles or in other breeding areas.
Transmission of roundworm, whipworm and hookworm requires a warm wet environment to ensure survival of eggs or larvae in soil that is contaminated with human faeces.
The darter, found most often in the thin streams flowing throughout the training area, is a small 2-inch long fish that eats insect larvae.
These species tend to have shorter larval periods on average when compared to tadpoles that develop in more permanent ponds.
The littoral zone was dominated by oligochaetes, gastropods, sphaerid clams, and chironomid larvae.
Most metamorphosing malacostracans have a nauplius larva, but in many species eggs hatch into zoea larvae.
Primarily an insectivore, the desman's diet consists of aquatic insects and their larvae, along with snails and small, slow-moving fish, which are attracted to its trenches by the musk smell and aerated water it leaves in its wake.
The free-swimming larva settles and undergoes metamorphosis into a juvenile sponge.
The parasitic larva of a trematode worm, having a tail that disappears in the adult stage.
In tropical vegetated seabird colonies such as Aride, predatory ants may feed on tick eggs and larvae thereby reducing tick levels.
After reaching the 4th instar, the larva pupates and, later, transforms into an adult that is ready to emerge from the seed.
Stalk borer larvae injure corn plants in June and early July.
It seems that Valvasor made the logical (but incorrect) assumption that Lintvern (which is a garbled form of the German word Lindwurm, meaning dragon) was so named because it was the source of olms (which were fancifully regarded as dragon larvae at the time). Archive 2006-03-01
This is once again an animal fibre, but is produced by the larvae of the silk worm moth, as it spins its cocoon.
The corresponding larval phenotypes include hypertrophied hematopoietic organs, increased numbers of circulating hemocytes, and abnormal differentiation of lamellocytes that represent up to 50% of the cells.
The children's trays began to fill with mayfly nymphs, aquatic sow bugs, and the larvae of blackflies, caddis flies, and bloodred midges.
The wormlike, often brightly colored, hairy or spiny larva of a butterfly or moth.
A pair of ciliated tubes have been observed in each side of the larval body.
And these new lilies, for the first summer at least, will have resistance to attack by scarlet lily beetle and their larvae. The Sun
Honeybee larvae and pupae are extremely stenothermic, i.e. they strongly depend on accurate regulation of brood nest temperature for proper development (33-36°C). ScienceBlogs Channel : Life Science
The seed lectins showed significant antimetabolic effects towards fourth larvae of Lymantria dispar and the mortality of larval was high (59%).
Residual insecticide will kill only larvae and adults; it will not kill eggs or pupae.
According to our results, predation on zooplankton appears to continue beyond larval life stages in the Richibucto Estuary.
Throughout the euphausiids, decapods, and stomatopods, larvae invariably possess compound eyes, which are naturally complicated structures.
Axarus larvae almost always infest varved clay deposits that are remnants of Pleistocene glacial lakes.
Adults and larvae of these flies have been found in the stomachs of the dowitcher, the pectoral sandpiper, the hudsonian godwit, and the killdeer. Our Vanishing Wild Life Its Extermination and Preservation
It seems impossible to avoid the conclusion that the active, armoured campodeiform grub differing less from its parent than an eruciform larva differs from its parent, is as a larval type more primitive than the caterpillar or maggot. The Life-Story of Insects
Beadle and Ephrussi designed at Caltech a set of experiments, involving transplantation of larval imaginal eye discs, to study the vermilion-plus hormone, as they called the diffusible substance. Thomas Hunt Morgan and His Legacy
Other reef fish like soldierfishes, pygmy angelfishes, and unicornfishes also have pelagic larvae, but even these fish show genetic isolation based on their location. Livescience.com
In this group divergent ontogenies transform disparate larvae into similar adults.
Both adults and larvae live on plants frequented by aphids, including roses, oleander, milkweed and broccoli.
What was decomposing the carcasses, given the total absence of fossils of the larger flies, such as flesh flies and blowflies (whose larvae, which we call maggots, feed on carrion)?
A larva is an immature animal that doesn't look like the adult and differs markedly from the adult.
Fifty feet below the larva, an adult of the same species creeps across the rocky seafloor in search of a meal.
the insect larva pupate
They sporulated, the spores attract insects, the insects laid eggs, eggs became larvae. Paul Stamets on 6 ways mushrooms can save the world
Other wasps parasitize the eggs or larvae of other insects, such as the wasp below, which is shown emerging from the egg of a hemipteran that was parasitized.
After parasitizing about one-third of the larvae in a host cluster the wasp stops, apparently leaving a mark that deters further parasitism by other individuals.
botflies," or fly larvae, that must be suffocated and squeezed out of the skin before they mature inside a person's skin, are common in the jungle. The Daily Illini - The Independent Student Newspaper at the University of Illinois since 1871
Knowledge that some larvae possess urticating structures should not generate undue fear of caterpillars.
These aquatic larvae, often ephemeropterans or dipterans, are readily available in the lower water column and interstitial spaces that these juveniles inhabit.
Previous models assumed that tolerant larvae could not fight and would always be found and hence killed by any intolerant larvae if present.
However, effects could be localized or widespread depending on dispersal, which is in turn related to the complex interactions among local current patterns and larval duration and behavior PLoS ONE Alerts: New Articles
After the war he became physician to the Commonwealth embassies in Moscow and turned many a stone in search of mayfly larvae, to the bafflement of his footsore minders.
When females encounter larvae more than 20 h before their own larvae hatch, they invariably kill these larvae, and some females cannibalize larvae hatching 9-12 h before their own.
And these new lilies, for the first summer at least, will have resistance to attack by scarlet lily beetle and their larvae. The Sun
Epiphytic algae appear to underpin much of the production in the littoral zone of this oligotrophic lake, with trichopteran and chironomid larvae mediating carbon flows from algae to fish.
Could that be a dermestid larva, the bane of natural history collections everywhere? It was 5 years ago today
The midge is an ephemeral 2-3 mm insect whose larva induces a gall on young unfurled S. viminalis leaves.
Traditionally, ostertagiasis has been prevented by routinely treating young cattle with anthelmintics over the period when pasture larval levels are increasing.
Moreover, because the rift valley of this ridge is very shallow, the hydrothermal plumes carrying live bacteria and animal larvae can get out of the valley and spread in the general ocean currents.
Catch efficiency of the neuston net was 4.2 times higher than the surface ring net for larvae.
The toxins derived from this variety are toxic only to the larvae of butterflies and moths.
Yes, it could be a dermestid larva, they are also hairy & we do get them in the basement. It was 5 years ago today
Bluntnose minnows serve an important role as prey for larger animals and as a predator on insect larvae.
When the barnacle cyprid larva encounters a surface containing medetomidine the molecule enters the octopamine receptor in the larva. Gizmag Emerging Technology Magazine
In the tropics, where life's maximal abundance is, the young offspring (seedling, hatchling, larva, zoospore, myxocyst, swarmer or germling) remains unrecognized and nameless unless scientifically described.
In the filial generation, haplosis occurs as a result of nuclear dissociation to produce uninucleate spores infectious to larval mosquitoes.
After emerging, the moths were stored at 4°C. Moths are incapable of moving at low temperatures and thus they remained in good condition until all larvae were hatched.
The larva and diet of phytophagous coccinellids indicate that that they are the most ancestral group of Coccinellidae evolving from ancestors like chrysomelids.
In rivers rainbow trout will feed primarily upon the larvae of mayflies and caddis flies.
The larval stage consists of four phases, or instars, with a complete molt between each instar.
The most serious consequence of infection is a disease called neurocysticercosis, which occurs when the larval cysts (or cysticerci) of the parasite enter the central nervous system and become lodged in the brain, spinal cord or eyes. ScienceBlogs Channel : Life Science
However, this entity can develop as a primary infection through blood stream or direct larval migration.
They dart among flowers and lay eggs among clusters of aphids, mealy bugs, mites, scale and other pests where their larvae can feed.
Clarke monitors whether Culex mosquito populations are on the rise through traps and analyzes and tests standing water to see when and if larvacide should be used. News
For example, codling moth larvae do not consume much of the apple that they infest, but they cause great esthetic damage by their presence and can render produce unmarketable.
Darwin's barnacles, which showed just such specializations in adult life had not been recognized to be crustacea until their less modified and obviously crustacean larvae had been identified.
Eggs are drought resistant and lay on the ground, where the larvae scavenge on dead insects.
In dry years, such as the year of this study, ponds were dry by mid-June, invertebrate and amphibian larvae were unable to develop enough to metamorphose and emerge from the water.
The disease, also called onchocerciasis, is caused by a parasitic worm, Onchocerca volvulus, whose larvae are transmitted in the bite of the black fly, which breeds by fast-flowing streams. ANC Daily News Briefing
The current larval diet is prepared from spray-dried bovine blood, milk substitute, spray-dried egg, and water mixed with a gelling agent that acts as an absorbent to solidify the diet.
Wireworms are the larval stage of a group of beetles commonly called "click beetles".
The net result of these four features of development is that larvae will metamorphose at an earlier age if they encounter a decline in growth opportunity, providing that they have exceeded a critical threshold.
When a mosquito bites a dog or a cat that is infected with heartworms, it can ingest heartworm larvae with its blood meal.
The name poutine in the south of France refers to larval sardines or anchovies.
They typically eat insects and floating vegetable matter but their diet also includes zooplankton, aquatic insect larvae, and worms.
During the breeding season, they also eat insects, especially dragonflies, mayflies, and caddis flies as they emerge from their aquatic larval stage.
Most amphibians hatch as aquatic, swimming larvae, then metamorphose into terrestrial forms.
The Toxo mosquito, when in a larvae state, has the nature to feed on the comparatively smaller sized anopheles and culex larvae.
The eggs of most frogs hatch into aquatic, free-swimming larvae, commonly known as tadpoles.
Some studies have shown that monarch larva die when fed Bt pollen, although other studies of swallowtail butterflies show little effect.
After a female borer lays its eggs on an ash tree, the larvae burrow through the bark and feed on vascular tissue called the phloem, cutting off the tree's supply of nutrients and starving it to death. The Bugs Rescuing the Baseball Bats
We found that larger snags had indeed higher densities of wood-boring beetle larva entrance holes than smaller snags.
Face fly larvae are yellowish and the puparium is white.
The children's trays began to fill with mayfly nymphs, aquatic sow bugs, and the larvae of blackflies, caddis flies, and bloodred midges.
Some crustaceans hatch young that are like miniature adults; others go through a larval stage called a nauplius.
The beetle's larval form, called a water tiger, can grow three inches long.
For example, the pollen of modified crops had already been shown to be poisonous to monarch butterfly larvae.
Nor has a single example come to light from among the 4,000 known hymenopteran sawflies and horntails, even though their larvae often form dense cooperative aggregations. SuperCooperators
The molecular phylogeny does agree in one respect with the morphological one in that there are close similarities between the larvae of hemichordates (acorn worms and pterobranchs) and some echinoderms.
The grubs migrate through the tissue to the loin area where they encyst, cut a breathing hole in the skin of the animal on the back-line and complete their larval development.
The squeals of the larva should have been horrifying to Cameron, yet she found them almost pleasing, riffs of a symphony she had composed. MINUTES TO BURN
When a fertilized egg is laid by the queen bee in an ordinary alveolus and the larva is fed with standard food, a small, sterile female, a worker bee, is born. Science's Awesome Frontier
A pupa is an insect in the intermediate stage between larva and adult; the term chrysalis is used of a butterfly or moth in this intermediate stage.
Emodin can be cathartic or act as a laxative in humans, kills dipteran larvae, inhibits growth of bacteria and fungi and deters consumption by birds and mice [5]. Frugivore
In at least some areas of the river, Axarus larvae are eaten by vertebrate predators.
I uncovered a few documented cases in medical journals of black soldier fly intestinal myiasis, which is when undigested larvae make your intestines their new home. AltWeeklies.com Site Feed
Tadpoles in ponds with snails pick up trematode larvae, called cercariae.
Alternatively, competent larvae of many sessile invertebrate species do not progress toward metamorphosis if stimulatory cues are absent.
In addition to combing trees for beetle larvae and ants, these woodpeckers also eat the fruits of southern bayberry, magnolias, wild grape, poison-ivy, pokeberry, blueberry, cherries, blackgum, and pecan. The Field Guide to Wildlife Habitats of the Eastern United States
I have studied purple emperor larvae in the wild for the last six years, checking them twice monthly during the winter. Times, Sunday Times
Objective To observe the change of housefly (Musca domestica) breeding in the pig manure treated ecologically with its larvae.
Hungry when born, sea horses eat crustacean larvae and other small creatures with their tubular mouths.
These amphibians, like modern frogs and salamanders, hatched from eggs and spent their larval period in the water as tadpoles.
In Nest 1, the oldest cells held mature larvae ready to spin cocoons and medium-sized larvae.
These agents might be arthropod-transmitted viruses, water contaminated with enteric bacteria, or helminths whose infective eggs and larvae are found in soil and invertebrate hosts.
The word larva referring to the newly hatched form of insects before they undergo metamorphosis comes from the Latin word lārva, meaning “evil spirit, demon, devil.” Unmasking religion
In a planted pond the fish will find plenty of algae and insect larvae on which they can feed in order to survive.
One widely-mooted suggestion is that planktotrophic larvae, typified by the annelidan trochophore and echinoid pluteus, existed long before the metazoan radiations evident in the Cambrian fossil record.
In the jar before us, a swatch of horse stomach lay at the bottom, studded with botfly larvae, a cluster of stony little hives. Parasite Rex
Honeybees raise their larvae and pupae in individual cells on wax combs.
A number of salamanders, such as the North American ‘mudpuppy’ and the Mexican axolotl, develop legs but retain their larval gills and stay in the water throughout their lifetimes.
Two muscles are key to dorsoventral expansion of the buccal cavity, which characterizes the expansive phase of a suction-feeding event in zebrafish larvae.
The temnospondyl was crocodile-like, " Kriwet said. "The temnospondyls in the gut of the shark were larvae.
Farmers have traditionally used sugary solutions to attract red ants to feed on insect larvae.
Historically, the focus of most research on developmental biology of nemerteans was limited to descriptive and experimental embryology and larval development.
The females of many species deposit their eggs on just the few plant species that serve as food sources for the emerging larvae.
Many familiar animals have a larval form: caterpillars turn into butterflies, and tadpoles into frogs.
Freshwater larvae in the act of phoresy while attached to a water beetle. Let them disperse
This elegant insect is a formidable greenfly guzzler and its larvae are particularly good at exterminating these ubiquitous pests.
Larvae develop as parasitoids of 13 insect orders, spider eggs, ticks, pseudoscorpions, and nematodes, or as primary or secondary feeders on plant tissue.
It could be argued, however, that the lack of embryonic or larval phenotypes could be due to a long-lasting perdurance of maternal deposits during oogenesis.
Gypsy moth larvae have been defoliating huge areas of forest in New England since they were accidentally introduced in 1869.
He could have added that they also consumed mayfly larvae, caterpillars, beetles, and ants.
I currently have at least 6 species of insect larva crawling around the front yard, and I just checked.
The three stages of the ancestral insect species - pronymph, nymph and adult - are proposed to be equivalent to the larva, pupa and adult stages of insects with complete metamorphosis.
Pan and Erwin described Erwinispira jucunda and recognized that it has a larval shell of three whorls.
The complex transformation to adult morphology begins in the last larval instar and completes during the resting stage of the pupa.
For yuccas, Addicott notes that the baccate (fleshy-fruited) species typically lose more seeds to yucca moth larvae than do the dry-fruited capsular yuccas.
The nest held 206 cells, six of which contained larvae in various stages of development.
Most larvae are predaceous and feed on most other small invertebrates. Insecta (Aquatic)

How To Use Larva In A Sentence

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