The quadruplet male cubs were let out into their glass cages for the first time recently at the Tobu Zoo in Japan . However , curiosity soon got the better of the cats and one accidentally fell into the play pool . His brothers quickly came to the rescue after noticing he was in trouble .
The quadruplet male cubs were let out into their glass cages for the first time recently at the Tobu Zoo in Tokyo . However , curiosity soon got the better of the cats and one accidentally fell into the play pool . His brothers quickly came to the rescue after noticing he was in trouble .