(Phys.org) —The sight of a tiny hummingbird hovering in front of a flower and then darting to another with lightning speed amazes and delights. But it also leaves watchers with a persistent question: How do they do it?
Everything about hummingbirds is rapid. An iridescent blur to the human eye, their movements can be captured with clarity only by high-speed video.
(Phys.org) —High up in the Andes, numerous species of hummingbirds are thriving despite low levels of oxygen.
In ancient Greece, the city-states that waited until their own harvest was in before attacking and destroying a rival community's crops often experienced better long-term success.
Nearly all animals make sounds instinctively, but baby songbirds learn to sing in virtually the same way human infants learn to speak: by imitating a parent.
Hummingbirds are among nature's most agile fliers. They can travel faster than 50 kilometres per hour and stop on a dime to navigate through dense vegetation.
Male hummingbirds drive female birds away from their preferred yellow-flowered plant, which may have implications for flower diversification, according a study published Jan. 27, 2016 in the open-access journal PLOS ONE by ...