Researchers have studied flight routes to determine how far willow warblers migrate in the autumn. The results show that the willow warbler holds a long-distance migration record in the 10-gram weight category -- with the small birds flying around 13,000 kilometers or longer to reach their destination.
In August of 2017, millions peered through protective eyewear at the solar eclipse -- the first total eclipse visible in the continental United States in nearly 40 years. During the event, researchers watched radar to observe the behavior of birds and insects.
The survival of the heavily exploited Asian Houbara depends on the regulation of trapping and hunting, according to new research. New findings reveal that trying to stabilize populations solely through captive breeding will require the release of such large numbers it will inevitably compromise wild populations.