Zookeepers in Manhattan got a surprise this summer when a white baby wallaby popped its head out of its mother’s pouch for the first time ever. Wallabies, a species of miniature kangaroo, are typically grey-brownish but are sometimes born with a condition called albinism—which causes a melanin pigment deficiency, leaving their fur white and eyes pink. Sunset Zoo staff decided to name the joey “Bruny,” after an island off Tasmania Down Under, where a family of 200 white wallabies flourish. Typically, albino wallabies have a tougher time surviving in the wild, as their pale color makes them more noticeable to predators. The island of Bruny, however, is free of such predators, allowing the marsupials to live in peace. Head keeper Savannah Brethauer said staff believe Bruny was born in December 2020 and started peeking out of the pouch in July—after the other, normal-colored joey Arlo emerged. Although it’s common for …