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 ...

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.

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 ...