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Why do raccoons cross the road? Research shows they don't

A new study led by researchers from Saint Louis University, the Saint Louis Zoo, and partner organizations recently set out to understand how raccoons use space in one of the nation's largest urban parks.

Orca tail dolphins to hunt salmon—and may share the catch

Killer whales or orca (Orcinus orca) have been observed hunting with Pacific white-sided dolphins (Lagenorhynchus obliquidens) in the waters off British Columbia, Canada, and sharing fish scraps with them after making a kill, ...

Rooster 'epidemic' fueled by backyard coops, sanctuaries say

A yearslong surge in displaced roosters is overwhelming animal sanctuaries in Maryland and across the country, fueled by a pandemic-born boom in backyard chicken coops and the noisy realities of owning a male bird.

Cats' purrs reveal who's who better than their meows

A new study by researchers from the Museum für Naturkunde Berlin and the University of Naples Federico II shows a domestic cat's purr reveals far more about its individual identity than its meow. While meows are highly flexible ...

Honeybees crowd out bumblebees—even on flower-rich heathlands

When the late summer sun falls over Ireland's Wicklow Mountains, the slopes turn purple with blooming heather. Honeybees are moved to the heathlands for the sought-after heather honey, but their presence affects wild bumblebees.

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Plants & Animals
Adult female bark spiders produce superior and tougher silk than males do
Plants & Animals
The American West's most iconic tree is disappearing
Plants & Animals
Climate extremes trigger rare coral disease and mass mortality on the Great Barrier Reef
Plants & Animals
The surprising culprit limiting the abundance of Earth's largest land animals
Plants & Animals
World's rarest marsupial: What new research reveals about its survival needs
Plants & Animals
Male bonobos track females' reproductive cycle to maximize mating success
Plants & Animals
Connections between coral reefs boost their health
Plants & Animals
Female Galápagos seabirds have flings—and males seem OK with it
Plants & Animals
Health monitoring patch offers gentle way to conserve frog populations
Plants & Animals
Elusive species face the greatest threat from human land use, global analysis finds
Plants & Animals
The Methuselah worm: The oldest university in the U.S. is home to the world's oldest ribbon worm
Plants & Animals
Small proteins, big impact: Why SUMO proteins are crucial for plant chromosomes
Plants & Animals
Nearly 8,000 animal species are at risk as extreme heat and land-use change collide
Plants & Animals
Novel kirkovirus may be associated with colitis in horses
Plants & Animals
Effort to save Asia's big cats from catastrophe
Plants & Animals
Protecting orchids found nowhere else on Earth
Plants & Animals
What do stingrays actually eat? New study reveals some only prefer a single type of prawn
Plants & Animals
How eating oysters could help restore South Australia's algal-bloom-ravaged coast
Plants & Animals
'It was a matter of time': Illness affecting bats may have arrived in Las Vegas
Plants & Animals
Axolotls regenerate functional thymus after complete removal

Other news

Paleontology & Fossils
Sea reptile's tooth shows that mosasaurs could live in freshwater
Space Exploration
Earth's atmosphere may help support human life on the moon
Condensed Matter
Dual substitution induces room-temperature ferromagnetism and negative thermal expansion in BiFeO₃
Optics & Photonics
Tiny optical modulator could enable giant future quantum computers
Astronomy
Astronomers examine nuclear star cluster of nearby galaxy Messier 74
Astronomy
Parker Solar Probe spies solar wind 'U-turn'
Optics & Photonics
All-optical modulation in silicon achieved via an electron avalanche process
Archaeology
Ear piercings marked one of the earliest Maya rites of passage, research shows
Molecular & Computational biology
Researchers discover new protein-RNA interaction with potential to treat tissue scarring
Other
Break the mold: Who defines the 'real' chemist?
Molecular & Computational biology
Tracing a path through photosynthesis to food security
Astronomy
Unlocking the sun's magnetic secrets: AI-powered mapping unlock intricate 3D details
Earth Sciences
How Earth's mantle locked away vast amounts of water in early magma ocean
Agriculture
How extreme weather events affect agricultural trade between US states
Astronomy
The monster hiding in plain sight: JWST reveals cosmic shapeshifter in the early universe
Biochemistry
Biphenomycin biosynthetic pathway decoded, opening door to new antibiotic development
Condensed Matter
Chip-scale magnetometer uses light for high-precision magnetic sensing
Analytical Chemistry
Enhancing machine-learning interatomic potentials for advanced materials modeling
Bio & Medicine
A biochip built for the next pandemic can test dozens of viral antigens at once
Biotechnology
Lab-developed mosquitoes prevent malaria parasite development, paving way for future field trials