Scientists Reveal Hidden Genetic Processes that Cause Sex Changes in Fish
The bluehead wrasse uses a "best of both worlds" mating strategy that involves morphing from female to male.
Watch a Massive Tarantula Drag an Opossum Around Like It's Nothing
“A surprising amount of death of small vertebrates in the Amazon is likely due to arthropods such as big spiders and centipedes."
Nearly Half of Canada’s Monitored Wildlife Populations Are In Decline
They include woodland caribou, lake whitefish, and swift fox.
This Ancient 'Mass Death' Offers a Glimpse Into Early Tetrapod Life on Land
365 million years ago, this group of teen tetrapods was having a really bad time.
How Cold War Nukes Helped Scientists Find the Longest-Lived Vertebrate
There might be Greenland sharks alive today that were born in Shakespeare's time.