Female orangutans are generally solitary, but they travel more and eat less in an apparent effort to ensure their offspring ...

Too many cat owners think these behaviors are normal — but vets say they could even be life-threatening if ignored.

A rat first frees a cagemate rat and then shares food with it. Is this animal just as empathetic as humans? In an American ...

Zoo officials say protecting a vulnerable cat species may depend on stopping a data center next door.

"We found that communication through cues and signals plays an important role in this relatively rare interaction; this helps ...

Marine sponges may play an important, previously underestimated role in reducing methylmercury contamination in marine food ...

Patterns reveal the individual: A novel AI algorithm equips researchers with a powerful new tool to accurately identify ...

Is this animal just as empathetic as humans? In an American study from 2011, researchers observed that rats first freed their fellow rats from a cage and then shared food with them instead of leaving ...

Sleep may be the brain's secret to resilience, helping it recover from stress, adapt to change, and maintain healthy function ...

For the first time, scientists have recorded close-up, extended videos of some rarely seen small nocturnal species in the rainforest canopies of Panama and Peru. Experts say the new technology may ...

A novel AI algorithm equips researchers with a powerful new tool to accurately identify individual jaguars, zebras and giraffes in real time based on their unique coat patterns. Biologists and ...

Deep within the dark caves of northeastern Mexico lives a fish that has spent hundreds of thousands of years adapting to a world without light. The blind Mexican cavefish (Astyanax mexicanus) has ...