Research suggests that early macropodoids likely adopted a bounding gait before transitioning to bipedal hopping. Small ...

Lesothosaurus was small, agile, and bipedal, bearing seemingly little resemblance to the gigantic, quadrupedal ornithischians that came later. But physical features, such as hip structure and jaws ...

A musky rat-kangaroo in the Atherton Tablelands, Queensland. Photo by Amy TschirnTo understand why kangaroos hop - a rarity ...

Even when travelling at high speeds, muskies always use quadrupedal gaits ... was a functional prerequisite in the evolution of bipedal hopping in macropodoids.” Combined with further ...

To understand why kangaroos hop -- a rarity among animals -- researchers have studied the musky rat-kangaroo (Hypsiprymnodon moschatus), a diminutive marsupial that weighs only 500 grams but is the ...