In the video captured on Feb. 26, the great ape runs towards the glass and bangs its hand on it, causing it to crack.

Detail that zoochosis can come from a variety of factors, including social isolation, small enclosures, noisy visitors, and lack of enrichment. Explore how zoos are working to reduce zoochosis through ...

Scientists and zookeepers watched Monday as giraffes, gorillas, lions, macaws and flamingoes exhibited unusual behavior during the total solar eclipse. Because total eclipses happen so infrequently, ...

After a clip of orphaned macaque Punch being pulled by other monkeys spread online, his Japanese zoo said the behavior ...

INDIANAPOLIS — While most Hoosiers kept their eye on the sky during Monday's total solar eclipse, staff at the Indianapolis Zoo were keeping watch over the behavior of their animals. As expected, the ...

Quick Take Scientists have documented same-sex behavior in hundreds of animal species, though it is not considered a required function for specific ecosystem roles. Some researchers suggest that ...

From Philly and the Pa. suburbs to South Jersey and Delaware, what would you like WHYY News to cover? Let us know! Scientists have documented changes in animal behaviors during the darkness of a total ...