New studies suggest that the secret to winter survival for some Arctic foxes is their incredible ability to keep on the go for months on end
Honoring 75 remarkable finalists from our 41st annual competition
NWF has released three new apps that help kids learn about wildlife on the go.
Download for your iPad, iPhone or iPod touch today.
A fearless photographer travels into the depths of winter to take pictures of harp seals above and below the ice shelf in Canadian waters
The EPA finalized new air pollution standards that will protect children and wildlife from toxic mercury.
Learn more
The Obama Administration has delayed his decision on the dangerous Keystone XL tar sands pipeline, while the environmental risks to our air, water and wildlife are reconsidered.
Increasing production and transportation of low-grade oil from Alberta threatens a wide range of North American wildlife