qua las and other unique species could be moving closer to extinction. but now there is a major grassroots effort to make sure that unto the happen. these four wallaby sisters were found without their mother, who died trying to find food after wildfire took her habitat. we re really worried. yeah. we really are. reporter: jan sheehan is one of hundreds of volunteer rescue workers. these little girls we have to make sure they get back out to the wild to reproduce. reporter: nelda patterson is caring for a wombat she has named naked nellie and an eastern kangaroo named fina. between kangaroos and cam bats. you re looking at this as the future. really, it s shocking. to all of us, they re quite unique in australia, these animals. and once they re gone, that s it. this will be their home. reporter: an hour north, julie taylor mills has conner haved her property into a mini animal sanctuary. the rescue group wires receives