Are Birds Really Dinosaurs?
10,000 Birds
JUNE 16, 2011
People also say that hyraxes are elephants, but they are so distant in their relationship that it is little different than saying that deer are a type of pronghorn antelope. Among mammals, bipedalism is found in several rodents, a number of marsupials, and one primate. Bipedalism is somewhat rare these days in the animal world.
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