April 22, 2017, 2:31 p.m. by Starre Vartan
This long-running study shows how top carnivores profoundly affect their local ecosystems.
Rare California frogs of Mark Twain fame may be making a comeback
March 29, 2017, 7:17 a.m. by Jaymi Heimbuch
The species made famous by "The Celebrated Jumping Frog of Calaveras County" is breeding again, and making conservationists hopeful for the frogs' future.
World's largest dinosaur footprint shows just how enormous these beasts were
March 29, 2017, 1:37 a.m. by Bryan Nelson
The track, which could have squashed a man like a bug, was left by some kind of giant sauropod.
Tasmanian tiger 'sightings' prompt new scientific hunt
March 28, 2017, 4:07 p.m. by Michael d'Estries
Following fresh eyewitness evidence, researchers are placing dozens of camera traps in a remote region of Australia.
Rare Florida panther kittens spotted outside known breeding range
March 28, 2017, 1:55 p.m. by Mary Jo DiLonardo
Florida panthers have apparently expanded their range, which could be a huge boost for the endangered cats.
New breeding area in Bolivia offers hope for wild macaws on the brink
March 24, 2017, 12 p.m. by Jaymi Heimbuch
An expedition uncovered important habitat — and potential protections — for critically endangered blue-throated macaws
Bumblebee gets a helping hand from Endangered Species Act
March 22, 2017, 10:47 a.m. by Catie Leary
The beleaguered rusty patched bumblebee is the first bee species in the Lower 48 states to be listed as endangered by the U.S. Fish and Wildlife Service.
The easy way to tell the difference between seals and sea lions
March 21, 2017, 3:33 p.m. by Jaymi Heimbuch
There are 2 quick tricks to tell which type of pinniped you're looking at.