A Honduran white bat (Ectophylla alba) flies from its roost.

Ten Stunning Nature Photos From the BigPicture 2025

From the beautiful to the bizarre, this annual photographic showcase shines a light on some of our planet’s most breathtaking species and places

A little brown bat (Myotis lucifugus) is seen with white fuzz on its nose, a characteristic of the deadly white-nose syndrome.

A Fungal Disease Ravaged North American Bats. Now, Researchers Found a Second Species That Suggests It Could Happen Again

White-nose syndrome caused millions of bat deaths, and scientists are sounding the alarm that a second fungus could be disastrous if it reaches American wildlife

Bedbugs that feed on humans experienced a sharp rise in numbers after the development of the first cities, according to new research.

Bedbugs Could Have Been the First Urban Pest to Plague Human Cities, New Study Suggests

Scientists examined the genomes of two bedbug lineages to trace how their population sizes have changed over time

Mexican long-nosed bats were detected in Arizona for the first time, using environmental DNA.

Scientists Confirm Endangered Bats Are Migrating in Arizona for the First Time, Using DNA Clues Found in the Environment

Researchers and citizen scientists took samples of environmental DNA from saliva on backyard hummingbird feeders and agave plants to identify Mexican long-nosed bats

Researchers tracked 71 common noctule bats (Nyctalus noctula) to parse their migration patterns.

Bats Hitch a Ride on Storm Fronts When Migrating, Saving Energy by ‘Surfing’ Through the Sky, Study Finds

Researchers tracking female bats in central Europe found they migrated much farther in a single night than previously thought. The findings could help protect bats from wind turbine collisions

In 2024, engineers used a fluorescent protein found in some jellyfish to create a non-toxic spray that highlights fingerprints at a crime scene.

Seven Scientific Discoveries From 2024 That Could Lead to New Inventions

From indestructible tardigrades to body-merging comb jellies, animals can teach humans so much about medicine, robotics, aging and survival

Straw-colored fruit bats typically start drifting into the park around October and leave in January.

The World’s Largest Mammal Migration Is Taking Place in Zambia Right Now

Each year, millions of straw-colored fruit bats descend on Kasanka National Park for a few months, and scientists are working to understand their mysterious journey

Vampire bats are the only mammals that feed solely on blood.

New Research

Watch Vampire Bats Run on a Tiny Treadmill to Shed Light on Their Blood-Fueled Metabolism

In a rare technique among mammals, the bats burn proteins from blood, rather than carbs or fat, to power their pursuits of prey, according to a new study

Tourists watch leatherback sea turtle hatchlings crawl toward the sea under the glow of less intrusive red lights. Artificial white lighting can attract the hatchlings away from the ocean, where predators may be lurking.

From Prolonging Wallaby Pregnancies to Disorienting Hatchling Turtles, 11 Ways Artificial Lights Affect Animals

From the busy cities to ocean waters, our need to illuminate the world has had some strange and tragic consequences

A young blackpoll warbler with a NanoTag on Borgles Island, Nova Scotia

Tiny Trackers Are Revealing the Secret Lives of Tens of Thousands of Birds

The Motus Wildlife Tracking System has put nearly 50,000 incredibly lightweight radio transmitters on birds, bats and insects. We caught up with an ornithologist to learn more about where these creatures are flying

Healthy little brown bats in Mt. Aeolus cave in Vermont in 2012

The Surprising Link Between Bats Dying and Human Infant Mortality

A new study finds that when bats in U.S. counties were decimated by the deadly white-nose syndrome, human deaths followed closely behind

José Santiago of Palenque Don Lencho, in San Pablo Guilá village, with wooden vats of fermenting agave prior to distillation

The Race to Save Mezcal From the World

Climate change, corporate money, soaring demand—can Mexico’s local agave growers find a viable path for a beloved beverage?

A bat clings to the roof of an abandoned cellar—an unlikely but vital habitat type for Europe’s bats.

How a Fantastical Labyrinth Became a Crucial Habitat for Europe’s Bats

After scientists documented the flying mammals in the Piusa Sand Caves, dug by miners a century ago, conservationists strove to protect the vital habitat

For rabbits and hares, females typically weigh more than males, according to a new study.

For Most Mammal Species, Males Actually Aren’t Larger Than Females, Study Finds

New research upends a long-held theory that male mammals tend to be bigger than their female counterparts

When erect, the penises of male serotine bats are seven times longer than female bats' vaginas and seven times wider than the females' vaginal openings.

This Bat Uses Its Extra Long Penis Like an Arm While Mating

Serotine bats are the first mammals known to mate without penetration, new research suggests

With a baby in tow, a gray-headed flying fox uses her large eyes to navigate, rather than relying on echolocation as other bat species do. 

Why Australians Are Growing to Appreciate These Giant, Threatened Bats

Once seen as a menace, the gray-headed flying fox brings new life after recent devastating wildfires

The fossil of Icaronycteris gunnelli

Paleontologists Discover 52-Million-Year-Old Bat

The fossil represents the earliest-known species of the flying mammal

About 100 miles northwest of Mexico City in the UNESCO-designated Monarch Butterfly Biosphere Reserve, up to a billion of the brilliant-winged insects spend November to March clustered on branches.

A Ring of Fire, Millions of Monarchs and Other Rare Natural Phenomena Worth Traveling For

Be in the right place at the right time to witness these sublime sights

The bats were kept inside when temperatures dropped below freezing but were released back to their homes in late December.

Texas Woman Rescues 1,500 Hypothermic Bats During Cold Snap

The Houston Humane Society wildlife center director nursed the animals to health in her attic

Pollinators, including bees, are suffering because of human activities.

Shrinking Pollinator Populations Could Be Killing 427,000 People Per Year

New research explores the relationship between human health and crop loss due to pollination deficits around the world

Page 1 of 4