Red kangaroo unusual ability to delay birth of their baby until their previous Joey has left the pouch. This is called embryonic diapause. Copulation may last 25 minutes. The red kangaroo has the typical reproductive system of a kangaroo. The neonate emerges after only 33 days. Usually only one young is born at a time. It is blind, hairless, and only a few centimetres long. Its hind legs are mere stumps; it instead uses its more developed forelegs to climb its way through the thick fur on its mother's abdomen into the pouch, which takes about three to five minutes. Once in
Seri's tree-kangaroo elevations. "Seri's tree-kangaroo is one of the most attractive members of the Doria's complex. Very young animals have a bright yellow tail and a very dark body, but as they age the tail darkens and the distinctive silvery tipping develops on the limbs. The heavily silver-frosted coat colour of adults blends extraordinarily well with the epiphytic mosses and lichens of the upper montane forest." Seri's tree-kangaroo Seri's tree-kangaroo ("Dendrolagus stellarum") is a species of tree-kangaroo native and endemic to montane forests of west-central New Guinea. Seri's tree-kangaroo was originally considered to be a subspecies of "Dendrolagus dorianus", but was elevated