Male Birds of Paradise: Colourful sperm Banks - Battle of the Sexes in the Animal World - BBC
The males of the Raggiana bird-of-paradise have to out perform each other for the attention of the females. Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_user=BBCEarth BBC Earth YouTube Channel: http://www.youtube.com/BBCEarth BBC Earth Facebook http://www.facebook.com/bbcearth (ex-UK only) BBC Earth Twitter http://www.twitter.com/bbcearth Visit http://www.bbc.com/ea ...
Uploaded:2015/02/25 20:09:12
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Video Source: youtube.com
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