The story of tracking a legendary feline named El Jefe through the Arizona mountains
You asked, we answer
On an island in Florida, a rare wild rodent faces a dangerous, feline threat
This striking skull shape evolved at least twice. But what was its purpose?
How researchers got a non-mammal hooked on drugs for the first time
In an unprecedented simulation, NASA learned that its astronauts are a bunch of overachievers
This strategy means they live to mate again, upending assumptions about these arachnids
A bird-loving scientist calls for an end to outdoor cats "once and for all"
These hybrid avians inherit some mixed directional messages
How to weigh the moral costs of your climate change tour
With anti-fishing laws virtually unenforced, sharks off the coast of Saudi Arabia are being fished to death
Like thousands of soap-dish-sized Rosetta stones, the shells can reveal clues about the past—if you know what you’re looking for
Fearing devastating disease, researchers are vaccinating a wild marine mammal for the first time
The devastation was immediate, catastrophic and widespread, but plants and mammals were quick to take over
For six weeks, luna moth caterpillars gorge themselves on the leaves of the marula tree. Then, when they're ready, they instinctively weave giant cocoons
By placing a taboo on researching these “disease sponges,” we leave ourselves at their mercy
The dark patches on a giraffe's body hide an intricate network of blood vessels and glands. These allow blood to flow through them, releasing heat
A historical birth of a male Bornean orangutan, the first in 25 years, took place in Washington, D.C.
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