Asynchronous concurrent lactation in the swamp wallaby. Swamp wallabies may also suckle two young at different stages of development. A newborn, immature young and a semi-independent young at foot.

"I just thought of people's safety and the safety of the little kangaroo or wallaby." Police said the 13kg (29lb) swamp wallaby, also known as the black wallaby, may have come from a golf course ...