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.
bulwark (plural bulwarks) 1  A defensive wall or rampart. 2  A defense or safeguard. 3  A breakwater. ( nautical) The planking or plating along the sides of a nautical vessel above her gunwale that reduces the likelihood of seas washing over the gunwales and people being washed overboard.