The amniotes then split into sauropsida (including dinosaurs) and synapsids (including reptiles such as mammals), eventually becoming mammals. With the disappearance of dinosaurs, early mammals can cease nocturnal life and thrive in many of the ways we find today.
Why did mammals evolve?
Evolution of the state of mammals Mammals were derived from members of the reptile therapsids in the Triassic (about 252 million to 201 million years ago). .. Therapsids such as Lystrosaurus were mammal-like reptiles that bred in the early Triassic (252-201 million years ago).
Why are mammals classified as mammals?
A member of the group Mammals, (Mammal Class), Vertebrates, nourishes young people with milk from the mother's special mammary glands. In addition to these characteristic mammary glands, mammals are distinguished by several other unique characteristics.
How did the first mammals evolve?
In fact, the first mammals evolved from a population of vertebrates called therapsids (reptiles like mammals) at the end of the Triassic and coexisted with dinosaurs throughout the Mesozoic era.
When was the first mammal? Will it evolve?
Mammals first appeared at least 178 million years ago and ran around in dinosaurs until most of their beasts, except birds, were wiped out 66 million years ago. 23окт. 2019г.
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