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It is the ultimate "gentleman's agreement". Rather than compete for females, male long-tailed manakins co-operate with their friends. The tropical birds pair up to perform a courtship song and dance, but the alpha male gets the girl every time. Meanwhile his "wingman" spends five years playing second fiddle. But he eventually inherits the mating site.
2009-02-15
dance bird cooperation competition social Facebook evolutionTo document this phenomenon as faithfully as possible, not a single piece of plastic in any of these photographs was moved, placed, manipulated, arranged, or altered in any way. These images depict the actual stomach contents of baby birds in one of the world's most remote marine sanctuaries, more than 2000 miles from the nearest continent.
2009
plastic waste ocean albatross bird pollution deathBrown-necked ravens team up to hunt lizards, revealing an unexpected level of intelligence, say scientists.
The Iron Curtain that divided Europe for 46 years left an indelible imprint on the continent's wildlife. The isolation of Eastern Europe meant that far fewer alien bird species colonised it, scientists have found.
2009-12-04
bird migration Iron Curtain borderScientists have shown for the first time that being smart is sexy, and the most clever males get the most partners.
2009-09-02
brain intelligence evolution psychology love bird