How To Use placental mammal In A Sentence
- The 13 living genera are relicts of this earlier diversification and represent one of the four major clades of placental mammals.
- all mammals except monotremes and marsupials are placental mammals
- The reproductive system of the therians (marsupial and placental mammals) is a complex variation on the egg-layer's basic tubular structure.
- Lemuroid and the higher forms of primates; for those between the original primate and other root-forms of placental mammals; for those between primary placental and implacental mammals, and perhaps also for the divergence of the most ancient stock of these and of the monotremes, for in all these cases modifications of structure appear to increase in complexity in at least that ratio. On the Genesis of Species
- Again, the implacental mammals, including the Ornithodelphia and the Marsupials, are admitted to be lower than the placental series. Contributions to the Theory of Natural Selection A Series of Essays
- The placental mammals include such diverse forms as whales, bats, elephants, shrews, and armadillos.
- The subject requires careful re-investigation, but if the currently received statements are correct, the appearance of the ‘corpus callosum’ in the placental mammals is the greatest and most sudden modification exhibited by the brain in the whole series of vertebrated animals — it is the greatest leap anywhere made by Nature in her brain work. Essays
- The quagga is a placental mammal, a group also called Eutheria by scientists.
- The reproductive system of the therians (marsupial and placental mammals) is a complex variation on the egg-layer's basic tubular structure.
- In all placental mammals the lower canine bites ‘ahead’ of the upper canine (look at sloths and you’ll see that they differ – almost certainly because one of their canines isn’t actually a true canine), and in peccaries the almost total lack of enamel on the posterior surface of the lower canine means that it is constantly sharpened as it moves against the enamelled anterior face of the upper canine. Why putting your hand in a peccary’s mouth is a really bad idea
