This is an instance of convergent evolution; the Batbearoo fills a similar niche to the bats and hence their ressemblance, despite the lack of any close relation to placental mammals.
Batbearoos can grow to 25 cm (10 inches) in length and weigh up to 1 kg (2.2 pounds) and are usually mistaken for various members of the bat family.
Like all marsupials, the Batbearoo carries its young in a pouch, like this female. …