In order to fuel its heart and wings that can flap up to 100
times-per-second, a hummingbird must eat several times an hour. This
groundbreaking sequence from FLIGHT: THE GENIUS OF BIRDS illustrates
the system of mechanisms that enable a hummer to consume several times
it body weight in nectar each day.
No source on this photo... it could be Murren in Switzerland or in the Swiss alps near Zermatt.... Or the view from the top of the Zugspitze. The tallest mountain in Germany and Austria. EITHER WAY: It appears to be the best place on earth to drink beer.
