Species with larger pancreatic cells tend to have shorter lives, according to a study.  

While shifts in behavior could help wildlife and people coexist, they might also affect the animals’ survival.

Numbers of the wildcat, greater mouse-eared bat, and black rat have critically fallen in the U.K.  

The Texas Tech University professor also investigated the effects of the Chernobyl disaster on surrounding wildlife.

The discovery of two new species within the Cynomops genus has expanded the total known number of dog-faced bat species to eight. 

Scientists take a close look at how cloven hoofed mammals use selective brain cooling to survive in the heat. 

These mothers and babies keep each other in their left visual fields during maternal care, which aids right-hemisphere processing. 

An artist’s impression suggests what the Caribbean may have looked like before humans arrived. 

A new study adds to the evidence that mammalian cells can use small interfering RNAs to defend against viruses, but questions remain about physiological importance.