Evolution

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

The cave angel fish's unique pelvic shape was first documented in 2016. Its uncommon anatomy allows it to walk with all four appendages the way a salamander or a lizard might.

Study Finds Ten Species of Fish That May Have a Secret Talent for Walking on Land

The strange fish may help researchers envision the gaits of Earth’s first terrestrial vertebrates

Bronze-tailed Comet (Polyonymus caroli) perched on a cactus in Peru.

Hummingbirds in the Andes Go to Chilly Extremes for a Good Night’s Sleep

The longer a bird spent in a state of torpor, the less body mass it lost overnight

A photo of a highland wild dog in Papua, Indonesia. A new genetic study confirms that these wild dogs are in fact a surviving population of the New Guinea singing dog, which was thought to be extinct in the wild.

Thought to Be Extinct, New Guinea’s Singing Dogs Found Alive in the Wild

A new genetic study confirms that the unique dogs, thought to be extinct in the wild, still exist outside of human care

An illustration of the 30-foot-long, dinosaur eating crocodilian Deinosuchus.

30-Foot 'Terror Crocodile' Ambushed Dinosaurs at Water’s Edge

Study says the five-ton extinct reptiles had teeth the size of bananas

A fox in Germany (not pictured here) spirited away more than 100 shoes.

Sole-Searching, Shoe-Swiping Fox Caught in Germany

The crafty urban dweller built a colorful collection of footwear dominated by Crocs

An illustration approximates a pod of Ankylorhiza tiedemani hunting diving birds.

Giant Extinct Dolphin May Have Hunted Other Whales

The nearly 16-foot species may have been an apex predator like modern killer whales, researchers say

Kanzi, 39, has used lexigrams to communicate with researchers since age 2.

What Can Bonobos Teach Us About the Nature of Language?

A famed researcher's daring investigation into ape communication—and the backlash it has caused

A gene unique to humans increased brain size in common marmosets.

Brain Gene Tops the List for Making Humans, Human

In a study involving marmosets, a primate genetically similar to humans, researchers have come closer to understanding brain evolution

Wonga Wongue chimpanzees of Gabon usually lie down on their sides to termite fish.

Chimpanzees' Termite Fishing Habits Differ by Regional Groups

Some scientists say the finding is an 'absolute milestone in culture in nature research'

The glass frog's translucent stomach skin offers a window into its internal organs. New research finds this odd seeming trait may help the frogs evade predators.

Scientists Discover the Reason Behind the Glass Frog's Translucent Skin

Glass-like skin helps break up the frog's outline and matches the frog's brightness to its leafy perch, making it harder for predators to spot

Otters get fidgety when they're hungry.

Otters 'Juggle,' but the Behavior's Function Remains Mysterious

The animals seem to fidget more when they are hungry

Last October, archaeologists discovered the mud dock where the HMS Beagle was dismantled by using specialized drone photography

The Final Home of Charles Darwin’s HMS Beagle Gets Protected Status

The naturalist famously conducted the research that led to the "Origin of Species" on board the ship

Male pug-nosed tree frogs confuse predators by overlapping their mating calls with those their neighbors.

Illusionist Frog Attracts Mates Without Unwanted Attention From Predators

The simultaneous mating calls of the male pug-nosed tree frog confuses bats but not female frogs

An anole lizard holding on to a perch by its toepads during simulated hurricane-force winds.

Hurricanes Make Lizards Evolve Bigger Toe Pads

New study extends previous results limited to just two islands to 188 species of lizard across Caribbean as well as Central and South America

Herbert Spencer introduced the phrase "survival of the fittest" in his 1864 book, Principles of Biology.

The Complicated Legacy of Herbert Spencer, the Man Who Coined 'Survival of the Fittest'

Spencer's ideas laid the groundwork for social Darwinism, but scholars say there was much more to the Victorian Age thinker than that

Some rough-skinned newts host bacteria on their skin that produce the neurotoxin tetrodotoxin to keep predators at bay.

Toxic Newts Use Bacteria to Become Deadly Prey

Scientists discover neurotoxin-producing bacteria living on the skin of rough-skinned newts

Cricosaurus suevicus is an ancient relative of modern crocodiles that spent its life in the ocean.

Like Dolphins and Whales, Ancient Crocodiles Evolved to Spend Their Time at Sea

Researchers tracked changes in the crocodilian creatures’ inner ears to learn how they moved into the sea

The unique scent of rain may actually be a chemical signal used by bacteria to attract this tiny arthropod, called a springtail.

How Rain Evolved Its Distinct Scent—and Why Animals and Humans Love It

New research reveals the ancient symbiotic relationship behind geosmin, the chemical compound responsible for the scent of fresh rain

Delicate blossoms might get knocked down, but they get up again.

How Flowers Marvelously Evolved Resilience

Blossoms contort and twist back into optimal pollination position after getting bumped and battered

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