NOT KNOWN DETAILS ABOUT WESTERN GRAY KANGAROO

Endothermy is often a synapomorphy with the Mammalia, even though it could have arisen inside of a (now extinct) synapsid ancestor; the fossil file isn't going to distinguish these alternatives. Convergent in birds. they may have little heads, powerful hind legs for leaping, and a protracted muscular tail for supporting them sustain their stabilit