The common swift (Apus apus) may seem unassuming at first glance, weighing a mere 40 grams on average. However, this tiny bird possesses extraordinary physical attributes that enable its marathon ...

Swift bird in flight with a colorful sky in background. Black swallow. Image with copy space.© Marco Lissoni/Shutterstock.com Of all the marvels of the natural world, few are as astonishing as the ...

Swifts, small and unremarkable-looking, stay aloft almost their entire lives, flying great distances at up to 70 miles an hour. Anderson starts this survey of “the champions of the bird world” in ...

The physiology of Apus apus is highly specialized, enabling essential functions, such as feeding, drinking, resting, and even mating, to occur almost entirely while airborne Remaining airborne for up ...

Of all the marvels of the natural world, few are as astonishing as the common swift (Apus apus). These small birds spend nearly their entire lives in flight, engaging in activities such as eating, ...