Animals

Nanoscale Structures Give Dragonfish Their Terrible, Invisible Teeth

Crystals in the enamel and an unusual interior structure render the giant teeth invisible, making the fish one of the deep seas's most fearsome hunters

The almost 3-year-old female offspring (left) and her 12-year-old mother (right)

The National Zoo’s Female Asian Water Dragon Successfully Reproduced Without a Male

This is the first time facultative parthenogenesis has been recorded in both the species and the reptilian Agamidae family

NOAA Is Investigating 70 Gray Whale Deaths Along the West Coast

The whales seem to have died from starvation and washed up on shore from California to Alaska

Unlike modern beavers, which use their sharp-edged teeth to chop up trees and build dams, mega-sized ones were unable to alter their environment to fit their needs

Why Did These Human-Sized Beavers Go Extinct During the Last Ice Age?

A new study suggests the giant beavers disappeared after their wetland habitats dried up, depriving the species of its aquatic plant-based diet

The prehistoric school seems to adhere to the laws of attraction and repulsion, with members maintaining enough distance between neighbors without straying too far from the group

Did This Fossil Freeze a Swimming School of Fish in Time?

The 50-million-year-old slab of limestone suggests that fish have been swimming in unison for far longer than previously realized

Experts believe as few as 20 unrelated Sumatran rhinos could hold enough genetic diversity to save their species from extinction

Malaysia’s Last Male Sumatran Rhinoceros Has Died

There are fewer than 80 Sumatran rhinos living in the wild

Twice as Many Fishing Vessels Are Chasing Fewer Fish on the World's Oceans

Since 1950, the number of boats has gone from 1.7 million to 3.7 million, even though fish stocks have crumbled

An elephant at Moremi Game Reserve in Maun, Botswana.

Five Things to Know About Botswana’s Decision to Lift Ban on Hunting Elephants

The move has been criticized by conservationists but lauded by locals who say wild elephants are ruining their livelihoods

Australia Has Several New Dragon Lizard Species—and One May Already Be Extinct

A new study shows the endangered grassland earless dragon is actually four separate reptile species—and one hasn't been seen since 1969

A volcano can provide a great deal of geothermal energy

Could Yellowstone's Volcanoes Provide Geothermal Power and More Questions From Our Readers

You asked, we answered

Tiger sharks appear to prey on migrating songbirds that fall into the ocean during autumnal storms

Baby Sharks Do (Do, Do, Do, Do, Do) Eat Songbirds

A survey of 105 tiger sharks’ stomach contents revealed the remains of 11 land-based bird species

Bonobo Mothers Interfere in Their Sons' Monkey Business

They find suitable mates for their offspring and chase away intruders once the mating begins, boosting fertility rates

They're all good dogs.

Breathing Problems in Pugs and Bulldogs Might Have a Genetic Component

It might not be their smushed-up snouts after all

A Nanoscale Light Trick Is the Key to Peacock Spiders' Super-Black Spots

A new study shows how patches of bumpy microlenses capture 99.5 of the light that hits them

This Prehistoric Fish Makes a Great White Look Like a Goldfish

Meet Dunkleosteus, perhaps the fiercest fish that ever existed

The study's authors outline three possible scenarios for the unusual fossil's formation

This 100-Million-Year-Old Squid Relative Was Entrapped in Amber

The ancient ammonite was preserved alongside the remains of at least 40 other marine and terrestrial creatures

Over the next 80 years, one-third of panda territory will become too hot to support bamboo growth

China’s National Panda Park Will Be Three Times the Size of Yellowstone

The vast space will connect China’s fragmented panda populations, enabling the land giants to better find mates and diversify their species’ gene pool

Moving forward, the researchers hope to study how paper wasps use transitive inference in social interactions

Wasps Are the First Invertebrates to Pass This Basic Logic Test

New research suggests paper wasps are capable of transitive inference, a form of logic used to infer unknown relationships on the basis of known ones

Horrific conditions of captive bred lions on a captive lion breeding farm in South Africa. Photos provided to Humane Society International by an anonymous source.

108 Neglected Lions Found on South African Breeding Farm

The animals’ plight highlights existing concerns about a controversial wildlife industry

Iris Scott, "Tiger Fire," 2019

Iris Scott, the World's First Professional Finger-Painter, Launches NYC Show

While the artist isn't the first to use finger painting in her work, she is the first to dedicate her career to the technique

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