For the first time, scientists documented direct evidence of a bat preying on a bird at high altitude. By Douglas Main During spring and fall migrations, billions of birds take to the night skies. The ...
The recording gives it away. First, a sudden plunge in altitude, then distressed bird calls before a prolonged series of chewing sounds. The largest bat species in Europe has been caught in the act by ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results