A comparison of 263 species supports the idea that large animals have higher rates of cancer than smaller ones. But the increase is less than expected, suggesting they have evolved ways to lower their ...

No African adventure is complete without spotting the “Big Five”. Here's a closer look at these iconic animals and where to ...

“Big animals have long legs and big gut lengths so when they swallow a seed they're going to move it much farther.” While this might seem in the weeds — literally — these changes likely ...

Lagoon announced it is phasing out the zoo featured in its Wild Kingdom train ride. A public records requests showed that six big cats have already been relocated to a Colorado sanctuary.

Zookeeper Sheri Guay loves her job. As supervisor of the Milwaukee County Zoo's Florence Mila Borchert Big Cat Country area, she gets to spend her days hanging out with (and caring for) some of the ...

Bigger animals live longer and have more cells that could go awry, so we would expect them to have a greater risk of developing cancer. A comprehensive analysis of 263 species suggests this is ...