allcreatures: Fork-tailed drongos in the Kalahari Desert act as sentinels, scanning for predators and producing regular “all clear” calls so other birds can spend more time looking for food. It’s cooperative behavior, but it’s also a protection racket: drongos make false alarm calls and snatch the abandoned food.

allcreatures:

Fork-tailed drongos in the Kalahari Desert act as sentinels, scanning for predators and producing regular “all clear” calls so other birds can spend more time looking for food. It’s cooperative behavior, but it’s also a protection racket: drongos make false alarm calls and snatch the abandoned food.

Source: smithsonianmag.com
Notes: 158 1/24/11 — 4:33pm Short URL: http://tmblr.co/Zey5My2jbRlz
 
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  13. paperbackworld reblogged this from therecipe and added:
    Beautiful and sneaky. And of course I love their names :)
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    I like how pretty...forget that they are shit machine guns. The aerial attacks are deadly.
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