While some bugs have evolved the ability to detect these comparatively low-frequency ultrasound triangulations, birds have ...

The recording gives it away. First, a sudden plunge in altitude, then distressed bird calls before a prolonged series of ...

Aarhus University in Denmark put trackers on greater noctule bats – the largest bats in Europe – and heard the distress calls ...

After nearly 25 years of investigation, scientists have solved the mystery. Europe’s largest bat not only eats small birds, it hunts and catches them more than a kilometer above the ground—and ...

After nearly 25 years of research, the mystery has finally been solved: Europe's largest bat doesn't just eat small birds—it ...

To exploit a rich food resource that remains largely inaccessible to most predators, Europe’s largest bat captures, kills, and consumes nocturnally migrating birds in flight high above the ground, ...

For the first time, scientists documented direct evidence of a bat preying on a bird at high altitude. During spring and fall migrations, billions of birds take to the night skies. The high-altitude ...

For the nearly three-year-old female bat soaring into the Spanish skies in March 2023, it was just another night of striving to feed herself. But her overnight exploits were about to become the stuff ...

In a dry tropical forest in northwest Costa Rica, researchers found a colony of rare Vampyrum spectrum, or spectral bats, living in a hollow tree. The team set up a video camera and over the course of ...