Some birds like ducks, geese, and other waterfowl can be seen sleeping on or near their roosting pond, propped up on one leg, positioned in a way that the body is balanced without much additional muscle activity. To avoid predators, most ducks often seen sleeping on the water, with their head cranked around backwards and nestled into their feathers, to keep their bill warm.
Like the old adage, if you think you're in danger, you should sleep with one eye open, ducks also have a tendency of sleeping in a row in which the ducks on both ends sleep with one eye open, watching out for any dangers that lurk.
The waters around the southern Line Islands in the Pacific Ocean are home to some of the healthiest coral reefs in the world. The government of Kiribat... More The waters around the southern Line Islands in the Pacific Ocean are home to some of the healthiest coral reefs in the world. The government of Kiribati recently declared a 12-nautical-mile fishing exclusion zone around each of the five islands, thanks in part to the efforts of National Geographic's Pristine Seas initiative and Explorer-in-Residence Enric Sala, who led a research expedition there in 2009. "Diving at the southern Line Islands reveals what the seas once were, in all their richness and wonder," says Sala. "Coming here has reset our entire understanding of what's natural, and has given us a new baseline against which to measure healthy and unhealthy reefs everywhere." Read more about the southern Line Islands online in National Geographic magazine: http://ngm.nationalgeographic.com/2014/09/southern-line-islands/warne-text
Date 15 hrs ago, Duration 1:49, Views 181
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