In the 1970s, the shave-up-or-ship-out policy was part of an effort to keep the hairy, wild members of the "Bronx Zoo" World Series teams in check.

WSJ: Yankees: No Beards��And That's Final

One of the rarest birds in the world has been released back into the wild, with help from conservationists from Chester Zoo.

BBC: Chester Zoo helps Bali starling release project