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Há 3 dias · The vertebrates consist of all the taxa within the subphylum Vertebrata (/ ˌ v ɜːr t ə ˈ b r eɪ t ə /) and represent the overwhelming majority of the phylum Chordata, with currently about 69,963 species described.
- Animalia
- Vertebrata, J-B. Lamarck, 1801
Há 3 dias · Bird. Birds are a group of warm-blooded vertebrates constituting the class Aves ( / ˈeɪviːz / ), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.
Há 2 dias · Further reading. External links. Mammal. A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia ( / məˈmeɪli.ə / ). Mammals are characterized by the presence of milk-producing mammary glands for feeding their young, a neocortex region of the brain, fur or hair, and three middle ear bones.
Há 3 dias · For fish as eaten by humans, see Fish as food. For the superclass of living fish, see Osteichthyes. For other uses, see Fish (disambiguation). Fish Temporal range: 535–0 Ma PreꞒ Ꞓ O S D C P T J K Pg N Middle Cambrian – Recent Bala shark, a bony fish Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Clade: Olfactores Subphylum: Vertebrata Groups included ...
There are three large classes of vertebrates that we commonly call “fish”: class Agnatha (the jawless fish), class Chondrichthyes (the cartilaginous fish), and class Osteichthyes (the bony fish). Figure 3 outlines their key characteristics and makes some comparisons between the classes.
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Há 3 dias · Squamata ( / skwæˈmeɪtə /, Latin squamatus, 'scaly, having scales') is the largest order of reptiles, comprising lizards and snakes. With over 11,500 species, [2] it is also the second-largest order of extant (living) vertebrates, after the perciform fish.
