A female swell shark gives birth to a pup without coming in contact with a male, and now scientists are wondering how this is ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two possible explanations — and hopes to get confirmation in the coming months.

A new set of critically endangered tiger cub triplets have been born at a wildlife park. The three Sumatran tiger cubs ...

A Sumatran tiger cub named Bakso made his official debut at Disney's Animal Kingdom on Wednesday, Jan. 29, months after his ...

West Midlands Safari Park has shared the first glimpses of a trio of endangered Sumatran tiger cubs moments after their ...

CALGARY — For the third time in less than two years the Calgary’s Zoo’s female tiger, Katja, has given birth to a litter of cubs. Katja delivered the three cubs in the tiger den Friday ...

ORLANDO, Fla. - Walt Disney World has welcomed a new 4-month-old tiger cub to its Animal Kingdom theme park. The Sumatran ...