Raccoons living in urban landscapes are feasting on our leftovers and suffering the consequences.

Mockingbirds exposed to sub-lethal levels of lead in urban areas display significantly heightened aggression, said Morris Animal Foundation-funded researchers at Tulane University. 

Arctic sea ice is now declining at a rate of 12.8 percent per decade – 2012 had the lowest amount of summer ice on record. 

Land conservation programs that have converted tens of thousands of acres of agricultural land in Illinois back to a more natural state appear to have helped some rare birds increase their populations to historic levels, a new study finds. 

Two UBC Okanagan biologists, who have publicly solicited images of wild cats for their research, say telling the difference between a bobcat or a lynx can be difficult.

New research from Case Western Reserve University in how dragonflies may adapt their wing color to temperature differences might explain color variation in other animals, from lions to birds.

Second-year dentistry students Jessa Drury, Lisa Bachiu and Susanne Skulski were sitting in their endodontics class when they came up with the idea of how they could connect their schooling at the College of Dentistry with veterinary medicine.

Most evolutionary biologists distinguish one species from another based on reproductivity: members of different species either won’t or can’t mate with one another, or, if they do, the resulting offspring are often sterile, unviable, or suffer some other sort of reduced fitness.

Using a specially designed camera, researchers at Lund University in Sweden have succeeded for the first time in recreating how birds see colours in their surroundings.

Research finds that corals emit an enticing fluorescent green light that attracts mobile microalgae.