Devin Reese
The Hidden Power Struggle Between Lions and Hyenas
There’s a lot of role reversal happening here
Male Sex-Reversed Frogs Hold Their Own in Fertility Competitions
Sex reversal may not be an evolutionary dead end after all
What’s Creating These Mysterious Seafloor Hexagons?
We now know who is responsible for them, but why they’re doing it is still up for debate
The Extinct “American Cheetah” Wasn’t a Cheetah After All
And, unlike African cheetahs, it was a flexible carnivore
Meet the Vegan Draculas of Australia
New research seeks to confirm the identity of tropical lampreys that don’t have the taste for blood
What’s the Secret to Bats’ Super Longevity?
Multiples of immune proteins give them an edge in fixing cell damage
Dolphins Eavesdrop on Their Prey—and Each Other
They strategically choose when to whistle or click
How the Narwhal Got Its Twisted Tusk
High-tech imaging reveals the structure of the unique spiral architecture
Our Ancient Ancestors in the Middle East Loved Dining on Lizards and Snakes
Reptiles made up a big portion of their diet
Female Treefrogs Get Overwhelmed by Too Many Noisy Male Suitors
Take it easy on the croaking, boys
