A blue-footed boobie is perched on a rock on the Galapagos islands

 
A blue-footed boobie is perched on a rock on the Galapagos islands
A blue-footed boobie is perched on a rock on the Galapagos islands April 28, 2007, where British naturalist Charles Darwin conceived his theory of evolution. Growing tourism has conservationists worried over damage to the volcanic islands' unique ecosystem. Picture taken April 28, 2007. REUTERS/Guillermo Granja (ECUADOR)