Wallaby joey first born at Detroit Zoo since 2010 makes debut The joey was born in October 2020 Updated: Tags: A baby wallaby can now be seen at the Detroit Zoo after its birth in October 2020 -- the first to be born since 2010. (Detroit Zoological Society) ROYAL OAK, Mich. – A baby wallaby can now be seen at the Detroit Zoo following its birth in October 2020 -- the first to be born at the zoo since 2010. The joey, which has not yet been named, lives in the two-acre Australian Outback Adventure with its mother Eloise, two other wallabies and 13 red kangaroos. “This is Eloise’s first joey. She’s very protective,” said Elizabeth Arbaugh, curator of mammals for the Detroit Zoological Society (DZS).