How To Use Caudal fin In A Sentence
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In green swordtails, the sword consists of a set of ventral fin rays that extend posteriorly beyond the caudal fin margin.
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They have no eyelids, and all species have four fingers on each forelimb, five toes on each hind limb, and caudal fins.
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The caudal fin represents the distal region of the vertebrate axis and is the region of the body where fluid accelerated anteriorly is shed into the surrounding medium.
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He would then swim in very tight circles, rapidly vibrating his pectoral and caudal fins.
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The subcaudal fin-flaps are developed in _norvegicus_, most in _punctatus_; each has four rays in _norvegicus_ and _unimaculatus_, six in _punctatus_.
Hormones and Heredity
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An inversion line is conspicuous at the base of the scaled lobe of the caudal fin.
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Rainbows also have a red or pink streak that runs from the gill cover to the caudal fin, inspiring their name.
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Most fish swim by laterally undulating or oscillating their body and propulsive caudal fin.
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This caudal fin structure contrasts with the externally symmetrical homocercal morphology present in most teleost fishes such as bluegill sunfish.
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The dorsal and pectoral fins have hard spines whereas the other rays are soft like the anal and caudal fins.
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The caudal fin is yellow-brown, and the dorsal spine and long snout are orange.
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The aft section is a freely flooded articulated robot tail which is terminated with a lunate caudal fin.
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The caudal fin is yellow-brown, and the dorsal spine and long snout are orange.
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They also possess a heterocercal caudal fin and remnants of ganoid scales; both are uncommon among extant actinopterygians.
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He would then swim in very tight circles, rapidly vibrating his pectoral and caudal fins.
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The new taxon can be easily distinguished from all congeners, except Otocinclus cocama, by having a single, intensely pigmented, vertical W-shaped caudal fin spot and by having three discrete dark bands on dorsum, between the dorsal-fin base and the caudal fin.
Archive 2007-01-01
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The caudal fin of the barrelfish is only slightly emarginate instead of deeply forked and its caudal peduncle moderately stout and without keels instead of very slender.
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The SPC-II fish robot prototype is an experimental platform which validates the stability, high efficiency and maneuverability by utilizing the caudal fin propulsion mechanism.
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The current literature contains several hypotheses about the function of caudal fins of different shapes, and much of this discussion has focused on the difference between heterocercal and homocercal tails.
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The grenadiers are characterized externally by having large heads, projecting snouts, and slender bodies that taper to whiplike tails, with no definitely demarked caudal fin.
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The caudal fin and caudal peduncle usually have a pale yellow hue.
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Based on motion similarity of micro robot drive fin and fish caudal fin, this paper discusses fish muscle hydrodynamics, and analyzes propulsion force produced by biomimetic fish-like drive fin.
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They have distinct black markings on the ends of their fins, particularly the first dorsal and caudal fins.
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Eggs and milt are ejected by sudden lashings of the caudal fin.
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The tail, or caudal fin, is large and sickle-shaped, to give short, rapid bursts of speed.
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According to the bionic principle, a wireless fish-like swimming micro robot using GMF actuator as a caudal fin has been developed.
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caudal fins
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The precise values – the center of the propulsive strokes, the angle at which the caudal fin is held, the point of its two-dimensional visual field at which distant points approach without changing their position on that field – cannot be genetically determined, since there are too many factors involved, including all the factors that determine where the center of mass is.
Matthew Yglesias » Influential Books
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They have no eyelids, and all species have four fingers on each forelimb, five toes on each hind limb, and caudal fins.
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The caudal fin has dark bands at basal and subterminal positions.
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Those produced by the hypochordal lobe of the caudal fin of selachians and early bony fishes have been studied in detail.
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Most teleost fishes possess a complex set of intrinsic caudal fin muscles that have only rarely been studied experimentally.
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Their caudal fins (tails) are homo cercal that is the upper and lower lobes are more or less the same size as opposed to the tail of the tiger shark for example. therefore when swimming near the surface the tail may not show.
UnderwaterTimes.com News of the Underwater World
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One of the most prominent characteristics of early vertebrates is the elongate caudal fin bearing fin rays.
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The stiff peduncle, in turn, functions as a rigid base for the flexible insertion of the caudal fin.
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One of the most prominent characteristics of early vertebrates is the elongate caudal fin bearing fin rays.
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The dorsal and pectoral fins have hard spines whereas the other rays are soft like the anal and caudal fins.
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It is a uniform bright yellow and has a large lyre-shaped caudal fin.
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Two to three scales bear a pore behind the inversion line until the lateral line ends at a caudal fin ray.
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Male swordtails in the genus Xiphophorus display a conspicuous ventral elongation of the caudal fin, the sword, which arose through sexual selection due to female preference.
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Eyelightfish have a blunt snout, a large upturned mouth, a deeply forked caudal fin, and a light-emitting organ, called a photophore, under each eye.
