Definition of float in the AudioEnglish.org Dictionary. Meaning of float. What does float mean? Proper usage and pronunciation (in phonetic transcription) of the word float. Information about float in the AudioEnglish.org dictionary, synonyms and antonyms.
Mammals evolved from a group of mammal-like reptiles called the Synapsids, specifically the Therapsids, in the Triassic period, around 250 million years ago.
8. When did the dinosaurs first appear? They evolved from what reptilian group? What other major tetrapod group evolved at the same time as the dinosaurs. Dinosaurs appeared during the early Triassic period. They evolved from the diapsid reptile group. Birds also evolved at the same time as dinosaurs.