Although this type of family structure is found in several different animal species ... The Houston Zoo is home to six red-tailed monkeys, including the new baby.

Woodland Park Zoo staff is mourning the loss of a cherished baby animal. The zoo announced Thursday that orangutan Batu lost ...

Two of the world's smallest species of monkey have been born at a zoo. The baby pygmy marmosets ... one of the smallest mammal species on the planet. The zoo said they are threatened in the ...