Did Dimetrodon Lay Eggs?

Dimetrodons need to be swimming in water to lay eggs regularly. Dimetrodons on land very rarely lay eggs. One way to determine if the water is deep enough is to feed them about 30 stimberries and see if they poop.

Is Dimetrodon a mammal?

Dimetrodon is an early member of a group called synapsids, which include mammals and many of their extinct relatives, though it is not an ancestor of any mammal (which appeared millions of years later). ... As a synapsid, Dimetrodon is more closely related to mammals than to dinosaurs or any living reptile.

Was there a dinosaur that did not lay eggs?

Scientists say they have found the first evidence that giant sea reptiles - which lived at the same time as dinosaurs - gave birth to live young rather than laying eggs.