Brazil's Ilha de Queimada Grande is the only home of one of the world's deadliest, and most endangered, snakes
Forget the lions and tigers, these prowling felines have much more to tell us about the natural world
Eight-legged predators probably prey on vertebrates much more often than arachnologists previously assumed
A new Smithsonian Channel documentary features "Shark Girl," a fearless 20-year-old Aussie who has spent hundreds of hours swimming with the creatures
Last week, the facility welcomed two new balls of fur to their resident red panda community
As the first invertebrates ever found to demonstrate anxiety, crawfish might help reveal the evolutionary origins of that stressful state of mind
Despite what you’ve read in the news, there’s still hope for a future with a healthy ocean
Japanese sea catfish seek out worms in the pitch dark by detecting minute changes in water chemistry caused by their prey’s breathing
The eggs were unearthed in the midst of a boneyard of pterosaurs, lending insight into the behaviors of ancient flying reptiles
Providence-based artist Tatyana Yanishevsky's sculptures of various plant species are botanically accurate in almost everything but their scale
A pair of Smithsonian marine biologists argue that a warming Arctic puts the area at risk for inviting invasive species
It’s not artistic license. The arachnid avoids predators by masquerading as bird droppings, say scientists
A trial of a chimp vaccine highlights debates over vaccinating wild populations and using chimps in medical research
These three females will help the zoo develop a diverse elephant herd like those found in the wild
The first annual World Migratory Fish Day is making a splash with hundreds of outdoor, fish-centric events
While captive in a Navy program, a beluga whale named Noc began to mimic human speech. What was behind his attempt to talk to us?
How one marvelously preserved fossil sheds light on how the vertebrate invasion of land took place
The snake was discovered on a remote Mexican island in the 1930s, but the notes of the famous naturalist who documented it were later called into question
A chemical excreted by octopus skin tells their severed arms, “Don’t grab me or eat me!”
Biologists always assumed that sexual selection primarily drove differences in looks between male and female birds, but a new study challenges that notion
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