SAPPORO , Japan, Oct. 2 (UPI) --The Maruyama Zoo in Japan said zookeepers discovered repeated attempts to breed their two spotted hyenas were doomed from the start -- both animals are males.The ...

New results from spotted hyenas show that males from the same birth group -- and particularly twin brothers -- very often disperse together and choose the same group to breed.

Males that stay at home are not second-class males but can breed as successfully as their more adventurous competitors that leave home, a new long-term study on spotted hyenas shows.

Hattiesburg Zoo welcomes baby spotted hyena, believed to be the only surviving cub born in North America this year. ... Hattiesburg Zoo brought in the hyenas in hopes they would breed.

Hyenas breed all year round, and the researchers expected to see the time that lactating females spent at their dens reduced as they spent longer on the trot in search of food to fuel their milk ...

A JAPANESE zoo spent two years trying to get a pair of “confrontational” hyenas to mate — before discovering they were both males.

When a scientist received a video of a spotted hyena in the southern part of his country, he thought someone was playing a trick on him. By Darren Incorvaia The animal killed two goats belonging ...