Fear of predators causes PTSD-like changes in brains of wild animals
Fear can be measured in the brain and fearful life-threatening events can leave quantifiable long-lasting traces in the neural circuitry of the brain with...
88% decline of big freshwater animals
Rivers and lakes cover just about one percent of Earth's surface, but are home to one third of all vertebrate species worldwide. At the...
A surprisingly abundant type of marine bacteria may speed up climate change
A USC-led research team has found that marine microbes with a special metabolism could play an important role in how Earth regulates climate.
The study...
Researchers study birds to improve how robots land
Under the watchful eyes of five high-speed cameras, a small, pale-blue bird named Gary waits for the signal to fly. Diana Chin, a graduate...
‘Mega-fires’ may be too extreme even for a bird that loves fire
Fire is a natural part of western forests, but the changing nature of fire in many parts of North America may pose challenges for...
Whale moms, calves whisper to avoid predators
Southern right whale mothers and their calves shelter in the noisy surf, stay in close proximity and effectively whisper—calling softly less than once per...
TV crews capture first evidence of leopard seals sharing food
Drone footage captured by crews filming the Netflix series Our Planet - narrated by Sir David Attenborough - has shown never-before seen behaviour of...
Unexpected nut eating by gorillas
Despite their large body size, gorillas are known to have a vegetarian diet consisting almost exclusively of leafy vegetation and fruit. Their teeth are...
Bats use leaves as mirrors to find prey in the dark
On moonless nights in a tropical forest, bats slice through the inky darkness, snatching up insects resting silently on leaves--a seemingly impossible feat. New...
Baby spiders really are watching you
Baby jumping spiders can hunt prey just like their parents do because they have vision nearly as good.A study published in the journal Vision Research helps...
