Millions of Americans feed wild birds, especially in winter and spring. Studies show that this can influence birds' health and behavior in surprising ways.
Researchers are puzzled by a fungus that is killing millions of bats.
Wildlife TV producers used to think that focus on environmental issues could only be structured around doom and gloom stories – scaring away large audiences.
An animal's poop may seem like something to avoid, but it's full of information about the creature that left it there.
Once hunted into corners of North America, black bears have expanded across the continent since the early 1900s. But bears that end up living near people aren't seeking close encounters.
Why do scientists spend so much time and money mapping the DNA of species like white sharks? Single studies may offer insights, but the real payoff comes in comparing many species to each other.
The Trump administration wants to step up logging, saying it will benefit wildlife by reducing forest fire risks. But wildfires create habitat for threatened Spotted Owls and many other species.
Tracking wild animals can provide lots of valuable data. New research suggests audio recordings of wild wolves can replace the typical radio collars, which can be expensive and intrusive.
A new study shows that polar bears require more food than previously thought. The scientists used collars that tracked bears' movements and metabolic rates.
The US Department of Agriculture kills thousands of predators yearly, mainly for attacking livestock. A conservation biologist explains why this policy is ineffective and ecologically harmful.
March Mammal Madness, a tournament of imaginary contests between pairs of mammals, makes science irreverent and fun. The event has thousands of fans and is used in hundreds of classrooms.
It's all about mating success.