Within a few million years, two important amniote lineages became distinct: the synapsids, which would later include the common ancestor of the mammals; and the sauropsids, which now include turtles, lizards, snakes, crocodilians, dinosaurs and birds.
The definition of burly is big, strong and rough. An example of a burly person is a muscular lumberjack. -Â·lier, -Â·liÂ·est. big and strong; heavy and muscular. rough and hearty in manner; bluff.
unmoved by persuasion, pity, or tender feelings; stubborn; unyielding. 2. stubbornly resistant to moral influence; persistently impenitent: an obdurate sinner.