A study of white female nurses found those who were more optimistic were a third less likely to die of any cause
They can solve puzzles that solitary leopards and tigers can’t—evidence that sociality promotes high-level cognition
An orangutan matched researchers' predictions about which mixed beverage he would choose based on his relative fondness for the separate ingredients.
Alaskan river otters can gain valuable information about one another by sniffing around their latrines. Jason G. Goldman reports.
With a shorter season of sea ice, polar bears have less access to marine mammals. But switching to a terrestrial diet deprives them of the fatty seal meals they need to thrive. ...
When rain fills the massive footprints left by elephants, communities of aquatic invertebrates quickly move in
The ruminants seem to head due north or south when fleeing, a new study shows
The central bearded dragon can rapidly shift its body color to soak up extra sun or cool off, while using its neck color to communicate with other lizards.
These winged pollinators appear to have emotions, but it’s an open question whether they subjectively experience feelings
An ant walking in the desert can gauge distance by footsteps and the sun's position, but an ant being carried can estimate distance by visual information perceived as it passed by. ...
New gene-editing technology breakthroughs could help save native species from the blight of invaders—but at what risk?
By playing road noise where there was no road, researchers were able to gauge the effect of the noise on bird behavior without having to deal with the effect of the road itself. ...
Bearded dragons modify their colors for camouflage or to maintain body temperature, or to communicate with other dragons. Jason G. Goldman reports.
Badgers were far more frightened by the sounds of humans than by their traditional predators, such as bears or wolves.
In neighborhoods where kids have an increased chance of exposure to toxic lead, pigeons also have higher blood lead levels—making the birds potential proxies for risk assessment.
Reintroducing mountain lions to the eastern U.S. could save human lives and reduce injuries by lowering deer populations and preventing car–deer collisions.
Fish flourished in creeks in which human engineers helped shore up beaver dams made weak by poor timber availability.
Scientists hope to learn whether arachnophobes' perception of spiders as larger than actual size causes their fear—or whether it is the fearfulness itself that causes their visual misperception...
A new study suggests the best predictor of wildlife abundance in public lands is not human activity, but factors like forest connectivity and nearby housing density. Jason G. Goldman reports...
New research suggests that our feline companions understand the principle of cause and effect. Jason G. Goldman reports.