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.
Primate Evolution. This week we will shift our focus from the present to the past. Weâre going to see how primates evolved from a primitive mammal form to the ape or hominoid forms that are ancestral to our lineage. This is going to cover a huge time span--about 65 million years ago (mya) to about 6 mya. Primate evolution will lead to our next major area which is human evolution.