By posing for us, are these red-billed oxpeckers imposing on the impala? Well, science hasn"t quite decided on this one. The relationship between parasite-eating birds and hoofed mammals was once considered a textbook example of mutualism, with oxpeckers cleaning up the ticks and fleas that bug the bigger beasts. Which is what we"d like to think is going on here.
Relationship status: It s complicated
Today in History
More Desktop Wallpapers:
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World Rainforest Day
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Welcome to the drainpipe of the Pacific
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World Art Day
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I ll call for pen and ink
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Let’s go mothing
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World Rainforest Day
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Let s face it: It s World Emoji Day
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Happy Thanksgiving!
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World Turtle Day
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Let’s celebrate
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Málaga, Spain
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Mount Rainier National Park
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It’s surströmming time
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Sea fireflies at the seashore
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It s World Poetry Day
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Red deer stag in Glen Affric, Scottish Highlands
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Mount Pico, Portugal
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Bangkok, Thailand
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The city of Osaka at night, Japan
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Katahdin Woods and Waters National Monument anniversary
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A festival of colors
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Memorial Day
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A wonderland in winter
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Back on the rise
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Constitution Day and Citizenship Day
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Welcome to the Alien Egg Hatchery
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Beautiful baobabs
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A treaty for science
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Drop in on International Surfing Day
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The view will stop you in your tracks
Bing Wallpaper Gallery

