Animals
How Understanding Animals Can Help Us Make the Most of Artificial Intelligence
A former animal trainer explains how we might usefully think about the limitations of artificial intelligence systems
Feuding Iguanas and Giant Rodents Rule This Cuban Island
In the Jardines de la Reina, an archipelago in the southern part of Cuba, two species have managed to co-exist in not-quite-harmony
Watch a Baby Bald Eagle Hatch in Real Time
Things are getting serious for the world's most famous bald eagles
Unlike Dolphins, Sea Otters That Use Tools Are Not Closely Related
Rock-bashing in otters is a very old behavior
Mice Have Called Human Houses Home for 15,000 Years
Even before the dawn of agriculture, house mice plagued homes
Meet Eight Species That Are Bending the Rules of Reproduction
Spice up your mating life with relationship tips from rock lizards, sharks and water fleas
Another Use for Viagra: Curing Hamster Jet Lag
It works—but only for hamsters (and maybe people) traveling east
What Will It Take to End International Killer Whale Capture?
The West may have rejected whale captivity, but the painful relationship between humans and orcas is far from over
This Echolocating Dormouse Could Reveal the Origins of One of Nature’s Coolest Superpowers
Mice, moths and even humans use clicks and echoes to "see" the world around them
The Bee That Breaks Your Heart
Insects are hard-pressed to get protection as endangered species. Can one fuzzy anomaly beat the odds?
What Dung Beetles Can Teach Us About Sexual Difference
When it comes to sex appeal, it's not all in your genes (it's also in your proteins!)
How Did Sabercats Use Those Outlandish Fangs?
We’ve barely scratched the surface of how this charismatic cat utilized its dental cutlery
The Sea Turtle That Ate 915 Coins Has Died
Her death comes two weeks after vets tried to save her life with a seven-hour surgery
How Big Can a Land Animal Get?
King Kong's biggest enemy isn’t humans—it’s the laws of physics
From “T. Rex” to “Pantydraco": How Dinosaurs Get Their Names
The best monikers are “a way to link science and imagination.” Others are just obvious
Dian Fossey’s Gorilla Skulls Are Scientific Treasures and a Symbol of Her Fight
At a new Smithsonian exhibition, the skulls of “Limbo” and “Green Lady” have a story to tell
Spiders Eat Up to 800 Million Tons of Prey Each Year
For comparison, whales eat up to 500 million tons annually
Researchers Find the First Naturally Fluorescent Frog Species
The polka-dot tree frog emits a blue-green glow under UV light, which is an unusual feature for land-dwelling critters
China Approves Massive National Park to Protect Its Last Big Cats
The 5,600-square-mile reserve along the Russian border will safeguard rare Amur leopards and Siberian Tigers
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