Animals

Last month in Brooklyn, a man dumped two bags full of eels into Prospect Park Lake. They're thought to be Asian swamp eels, seen here.

Man Seen Dumping Bags of Eels Into Lake at New York City Park

Officials say the non-native eels are unlikely to survive the winter, but experts caution that the serpent-like fish could still disturb the ecosystem

Female Hainan gibbons are bright yellow with black patches while males are completely black.

Rope Bridges Save the Most Endangered Primates From Making Death-Defying Leaps

After an avalanche destroyed part of the rainforest, a bit of infrastructure connects the gibbons to their favorite fruit-filled trees

Skeleton preparation of a short-tailed fruit bat embryo (Carollia perspicillata) photographed by Dr. Dorit Hockman & Dr. Vanessa Chong-Morrison of the University of Cape Town.

From a Zebrafish to Nylon Stockings, See This Year's Small World Photography Winners

The 46th annual Nikon Small World photography competition honors the best 88 images out of over 2,000 entries

Fish and corals on Australia's Great Barrier Reef. Between a quarter and a third of all marine species spend some part of their life cycle in coral reefs.

Climate Change Has Killed Half of the Great Barrier Reef's Corals

A new study finds corals on the Australian mega-reef declined 50 percent between 1995 and 2017

The footprints found at White Sands National Park are more than 10,000 years old.

Fossilized Footprints Found in New Mexico Track Traveler With Toddler in Tow

Prehistoric tracks detail a moment when mammoths, sloths and humans crossed paths

A reintroduced swift fox outfitted with a GPS collar looks out across the shortgrass prairie of the Fort Belknap Reservation in northern Montana. The tribes on the reservation are bringing the species back to Fort Belknap after an absence of more than 50 years.

Tribes Reintroduce Swift Fox to Northern Montana's Fort Belknap Reservation

After absence of more than 50 years, the pint-sized predator returns to the prairie

Conservation groups released Tasmanian devils in mainland Australia earlier this month, marking a major milestone in the process of restoring a species that has been missing for thousands of years.

For the First Time in 3,000 Years, Tasmanian Devils Return to Mainland Australia

The marsupial carnivores will roam the outback once again

Sea turtle eggs, rumored to have aphrodisiac properties, are frequently poached from Costa Rican beaches

3-D Printed Sea Turtle Eggs Reveal Poaching Routes

Scientists put GPS locators inside plastic eggs to find trafficking destinations in Costa Rica

More than 580 species of bird, 271 types of fish, 174 mammal species, 131 different reptiles and 57 amphibian species known to inhabit the Pantanal.

Wildlife Suffers as Brazil’s Pantanal Wetland Burns

Fires in the world’s largest tropical wetland have burned an area double that of California’s unprecedented 2020 blazes

A small-banded kukri snake seen with its head thrust inside the body of an Asian common toad. This snake does this to feed on its prey's internal organs, and, perhaps, to avoid the poisonous milky secretions that can be seen on the toad's back.

This Snake Slurps Organs of Living Toads in Grisly Feeding Strategy

Researchers say no other snakes are known to feed this way, adding that the snakes may feed this way to avoid toxins secreted from the toads’ backs

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Why The Beaches of Fort Myers & Sanibel Is a Wildlife Adventurer's Dream Destination

Photographer, Carla Rhodes, documents wildlife in Corkscrew Swamp Sanctuary, J.N. “Ding” Darling National Wildlife Refuge, and more

The results of a new study suggest crows are aware of their own sensory perceptions, a hallmark of what's called primary or sensory consciousness.

Do Crows Possess a Form of Consciousness?

New study suggests the corvids may join humans and some primates as one of the rare animals capable of having subjective experiences

Elephants Kelly Ann and Mable are eligible to move to the White Oak Conservation Center north of Jacksonville, Florida.

Retired Circus Elephants to Move to 2,500-Acre Wildlife Refuge Next Year

Since 2016, about 30 elephants have lived in a 200-acre enclosure managed by Ringling Bros. circus

Artist's interpretation of a toothy Spinosaurus.

Fossil Teeth Bolster Notion That Spinosaurus Was a ‘River Monster’

A selection of some 1,200 teeth found in ancient riverbeds was dominated by Spinosaurus, suggesting they made their home in the water

In different time periods and contexts, Elin Lisslass (left) and author Jennie Tiderman-Österberg perform kulning.

Why Sweden’s Ancient Tradition of Calling Home the Herds Is Women’s Work

The spellbinding refrains of the kulning call reflect a tradition that offered women freedom and independence

No longer masked by city noise, San Francisco sparrows are singing a new tune

The Pandemic Shutdown in San Francisco Had Sparrows Singing Sexier Tunes

Birds adapted to singing above the urban noise chirped lower, softer melodies

A deadly Australian funnel-web spider bares its fangs.

Deadly Spiders Evolved Venom to Safely Search for Love

Male funnel-web spiders evolved deadly venom to protect themselves from vertebrate predators when they leave the safety of their burrows to find a mate

The Zoo's one-month-old giant panda cub had its first veterinary exam over the weekend. Get the scoop from Laurie Thompson, assistant curator of giant pandas.

Check Out Pictures and Video of the Giant Panda Cub's First Veterinary Exam

At one-month-old, all signs point to a healthy, strong cub

Halahtookit, a Nez Perce man, widely believed to be the son of William Clark.

Are There Native Descendants of the Lewis and Clark Expedition? And More Questions From Our Readers

You've got questions. We've got experts

Smoke rises from a fire in the Amazon rainforest, south of Novo Progresso in the Para state, Brazil.

Humans Wiped Out Two-Thirds of the World’s Wildlife in 50 Years

Threats to global biodiversity are also threats to humans, experts warn

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