From its duck-like bill to its venomous spur, the platypus is one of the strangest animals on Earth. Discover the bizarre ...

The platypus, a native of eastern Australia, is a puzzling creature with features from birds, mammals, and reptiles. Male ...

Echidnas don't have very good vision, but they have a strong sense of smell and hearing. When they feel threatened, echidnas will roll into a ball so that only their spiky back is exposed. Echidnas ...