Mammals
The World's Oldest Wild Platypus Shocks Scientists at 24 Years of Age
The animal was tagged in 2000, when it was estimated to be about one year old, and re-discovered alive in the wild last year
Great Apes Love to Tease, Poke and Pester, Suggesting the Urge to Annoy Is Millions of Years Old
The desire to get a rise out of others is a 13-million-year-old trait humans and great apes share with a common ancestor, new research suggests
Earth’s Migratory Animals Are in Peril, According to U.N. Report
The Convention on Migratory Species warns that many birds, mammals and fish face numerous threats, but they can be saved
The Dugong, a Huggable, Seagrass-Loving Sea Cow, Has a New Best Friend: Drones
Keeping tabs on the species' populations is surprisingly hard. A new aerial effort tracks the marks they leave behind
Hungry Sea Otters Help Prevent Erosion on California's Coast
The marine mammals, which were once hunted nearly to extinction, feed on crabs that would make the land more susceptible to erosion by digging holes in the soil and eating roots
Celebrate Winter in the Wild With 15 Photos of Animals Enjoying the Snow
These chilly but cute creatures will remind you what’s so wonderful about winter
Nearly 1,000 Manatees Converge on Florida State Park to Keep Warm in Record-Breaking Sighting
The park's naturally heated waters drew unprecedented numbers of the marine mammals, which are especially vulnerable to the cold
World's First IVF Rhino Pregnancy Could Save a Nearly Extinct Subspecies
Only two northern white rhinos remain, but the new reproductive breakthrough may pull them back from the brink of erasure
Traps Scented Like Mink Butts Could Be Key to Removing the Invasive Species From the U.K.
A successful eradication trial in East Anglia has raised biologists' hopes for ridding Great Britain of the destructive creatures, which threaten native wildlife
What Caused the Mysterious Extinction of 'Giganto,' the World's Largest Ape?
The massive primates were unable to shift their diet to keep pace with a changing climate, according to a new study, forcing them to eat less nutritious bark and twigs
California Grizzlies Weren't as Big—or Bloodthirsty—as People Once Thought
The now-extinct bears were mostly vegetarians and measured about the same size as today's North American grizzlies
Miners Discover Seven-Foot Mammoth Tusk in North Dakota
After coal mine workers found the 50-pound specimen, paleontologists studied the site and uncovered more than 20 additional bones
Does Climate Change Affect Leaves' Fall Colors? And More Questions From Our Readers
You’ve got questions. We’ve got experts
See 25 Breathtaking Images From the Wildlife Photographer of the Year Contest
Representing some of the world's best nature photography, the pictures are being put to a popular vote for the People's Choice Award
Reindeer Sleep and Eat Simultaneously, Saving Precious Time in the Short Arctic Summer
While the animals chew their cud, they also enter a state of rest
Colorado Will Reintroduce Endangered Gray Wolves This Month
In 2020, voters narrowly passed a measure in favor of wolf reintroduction, and now, wildlife officials are about to begin the controversial effort
Scientists Uncover a Golden Mole Species Thought to Be 'Possibly Extinct'
A scent-detecting dog led the team to the discovery in South Africa, and traces of mole DNA helped confirm it
Bottlenose Dolphins May Have an Electric Sense, Study Finds
Dimples called vibrissal pits on the beaks of the mammals can perceive electricity and might help with hunting and navigation
Wolverines Receive Federal Protection as a Threatened Species in the Lower 48 States
The carnivorous mammals will increasingly face habitat loss and fragmentation because of climate change, according to scientists
The World’s Smallest Reindeer Get Their Day in the Sun
On Norway’s Svalbard archipelago, a rare animal is thriving—for now
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