from the platypus’s milk secretion through the skin to the echidna’s spiky yet nurturing pouch, make them some of the most extraordinary creatures in the animal kingdom. Monotremes follow a ...

Echidnas are monotremes - mammals that lay eggs ... Like all mammals, echidnas feed milk to their young but they don't have nipples. Female echidnas have special glands in their pouch which secrete ...

And monotremes, the oldest ... by the movements of crustaceans and other prey in murky water. Females ooze milk for their young from patches of skin on their bellies. Males have venom-producing ...