Red fox under cover of darkness in London.
Jamie Hall. For use only with this article.
It's becoming harder and harder for animals to find human-free spaces on the planet. New research suggests that to try to avoid people, mammals are shifting activity from the day to the nighttime.
A male boreal toad waits for opportunities to mate near a Colorado mountain lake.
Frogs and toads are declining around the world, with many species on the brink of extinction. Acting in time means trying strategies without complete information about how likely they are to work.
Zoos have come along way from their menagerie past. But society is increasingly demanding they become agents of conservation rather than entertainment.
Cheetahs have experienced severe range contractions, their numbers declining markedly in many protected areas.
60% of the world’s largest carnivores and herbivores are classified as being threatened with extinction
Bobcat (Lynx rufus) captured by remote wildlife cameras in the Piceance Basin of northwestern Colorado.
Land management in the United States has long focused on creating conditions that benefit game animals like deer and grouse. A conservation scientist explains why that approach is too narrow.
The Northern Corroboree frog is among seven species at grave risk from fungal disease.
Chytrid fungus has already wiped out six species of Australian frogs since the disease arrived in the 1970s. Without urgent action, seven more are facing extinction.
A puma and her two kittens look out over San Jose, California.
Many Americans move to rural areas to live near nature. But the mere presence of humans changes wildlife behavior in ways that may have ripple effects.
This furry critter could help save plenty of others, if given the chance.
Chen Wu/Flickr/Wikimedia Commons
If we brought devils back to the mainland, they could play a similar role to dingoes - keeping foxes and cats under control and potentially boosting the conservation prospects of Australia's small mammals.
Where there are groups of seals, there are sharks.
Massachusetts Office of Energy and Environment
A rash of white shark attacks this summer points to a rebounding population in the US – a sign of healthier oceans and the need to coexist with this apex predator.
Bison are roaming free in Germany – so why not Scotland?
Restoring natural ecosystems doesn't have to mean looking back to the past.
You looking at me?
Sometimes the best way to deal with mountains of data is to turn to the public for help. That's what Snapshot Serengeti did to classify millions of photos from savanna camera traps in Tanzania.