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 musky rat-kangaroo (Hypsiprymnodon moschatus) weighs only 500 grams and looks a bit like a potoroo. It's part of a lineage that extends back to before kangaroos evolved their distinctive ...

The evolutionary history of kangaroos, which are the only hopping animals with body masses greater than 5kg, cannot be understood without considering the origins of their diverse locomotor ...

Polar bears are among the planet's most iconic symbols of cold climate adaptation. They boast a thick layer of blubber, reaching up to 11 centimeters, which serves as an effective insulator and ...