Biology

American redstarts and magnolia warblers were thought to fly together merely by coincidence, but new research suggests they might be forming a social relationship.

Birds Form Surprising Relationships With Other Avian Species During Migration, Study Suggests

New research indicates that birds are not alone while migrating—and sharing space with other species may even help them on the journey

The vagus nerve sprawls from the brain through the body, innervating our organs and managing life support and emotion.

Everything You Wanted to Know About the Longest Nerve in the Body

Like a highway system, the vagus nerve branches profusely from your brain through your organs to marshal bodily functions, including aspects of the mind such as mood, pleasure and fear

The youngster appears healthy, with a "smooth consistent coat and no obvious signs of injury," according to the Australian Wildlife Conservancy.

See Rare Footage of a Young Wombat Caught on a Wildlife Camera in Australia

Just 400 northern hairy-nosed wombats remain in the wild, and conservationists say the new videos signal the critically endangered species’ breeding success

Bluestreak cleaner wrasse eat parasites off other fish at coral reefs.

These Tiny Fish Will Assess Themselves in a Mirror Before Taking on a Foe

New findings suggest bluestreak cleaner wrasse understand how their body size stacks up against a rival

Japanese eels use burrowing and swimming motions to move around the seafloor—and to escape from inside the stomach of a predator.

Watch Eels Make a Great Escape From a Fish's Stomach After Being Swallowed Alive

For the first time, scientists witnessed Japanese eels free themselves from the stomach of a predatory fish in X-ray video footage

Did Hawaiian dancers traditionally wear grass skirts? 

What's the History of Hawaiian Grass Skirts? And More Questions From Our Readers

You’ve got questions. We’ve got experts

A species that was previously considered lost, the black-naped pheasant-pigeon, was rediscovered in 2022.

These 'Lost' Bird Species Haven't Been Seen in at Least a Decade—and Scientists Want Help Finding Them

Some of the 126 species on their list haven’t been photographed or recorded in more than century

A still from a video captured by Vermont resident Gary Shattuck, featuring the lynx walking alongside a road in Rutland County, Vermont, on August 17.

Rare Endangered Lynx Spotted in Vermont for the First Time Since 2018

The Vermont Fish and Wildlife Department has only confirmed seven sightings of the wildcats since 2016

Keepers say it was love at first sight for Sphen and Magic when they met for the first time in 2018.

Sphen, Australian Penguin of Famous Same-Sex Couple, Dies at Age 11

Sphen and his longtime partner Magic got together at Sea Life Sydney Aquarium in 2018. They successfully hatched two foster chicks and became "international queer icons"

Viruses known known as bacteriophages, or “bacteria eaters” in Greek, occupy the gut.

Inside the Hidden Kingdom of Viruses in Your Gut

Human innards are teeming with viruses that infect bacteria. Here's what scientists are learning about them

A view of the lunar south pole, with Shackleton Crater at the center, assembled from images taken by NASA's Lunar Reconnaissance Orbiter.

Scientists Suggest Freezing Endangered Animals' Cells and Preserving Them on the Moon

Shadowed areas in lunar craters may be cold enough to safeguard species' DNA amid "climate disasters and social disasters" on Earth, according to Smithsonian-led research

The ocean sunfish (Mola mola) is one of several unusual-looking sea creatures to wash ashore in Oregon so far this summer.

Five-Foot-Long Ocean Sunfish Washes Ashore in Oregon, a 'Relatively Small' Size for Its Species

It's the second sunfish to be found dead on the beach in a small region of northwestern Oregon this summer, following the discovery of an even rarer hoodwinker sunfish

An orb-weaver spider wraps a male firefly in silk while it flashes from its lanterns. Male fireflies typically signal with multiple pulses using two lanterns, while females emit single pulses from one lantern.

These Spiders Use Captured Fireflies as Flashing Lures to Snare More Prey

A new study suggests orb-weaver spiders manipulate trapped male fireflies to emit female-like signals, which in turn draws more males into the web

Kayakers, researchers, lifeguards and paddleboarders managed to get the huge fish to shore.

Rare 'Doomsday' Oarfish Surfaces in California, Just the 20th Discovered in the State Since 1901

Kayakers spotted and hauled ashore the 12-foot-long oarfish, a deep-sea species known for its connection to earthquakes in Japanese folklore

The South American lungfish (Lepidosiren paradoxa) has the largest known genome of the animal kingdom at 91 billion base pairs of DNA.

The World's Largest Animal Genome Belongs to an Odd, Air-Breathing Fish

Scientists sequenced the 91 billion base pairs in the South American lungfish’s genome, setting a record and revealing insights into vertebrate evolution

An artist's reconstruction of the two tardigrade species found preserved in a pebble-sized piece of amber in Canada.

Rare Fossils Give Clues to How Tardigrades Survived Mass Extinctions by Hitting the Snooze Button

Scientists have only four known tardigrade fossils, which preserve insights into how the hardy critters evolved their hibernation-like superpower of cryptobiosis

A sunburst anemone (Anthopleura sola) fluoresces under ultraviolet light. Anemones eat prey that gets trapped in their sticky oral disk.

These Mesmerizing Anemones Have a Glowing Layer of Protection

Marine biologists discovered that a protein that boosts fluorescent output also enables an antioxidant property

Microwaves need to be cleaned regularly, just like other kitchen surfaces.

Your Microwave Is Teeming With Bacteria, Study Suggests

Researchers found thriving communities of microbes in microwave ovens used in home kitchens, shared spaces and laboratories

The cotton candy lobster caught by Joseph Kramer.

Rare 1-in-100-Million 'Cotton Candy' Lobster Found off the Coast of New Hampshire

A rare genetic mutation gives the crustacean its unique hues but also makes it more vulnerable to predators

A jar containing Ascaris, a parasitic worm that affects over one billion people worldwide

Parasites Are Everywhere. Why Do So Few Researchers Study Them?

Aging parasitologists are working hard to inspire more students to enter the field

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