Brazilian fishermen pull a dead caiman from Dos Reis Lake that forms part of the Amazon River system near Manaus, December 3, 2009. After a near-record rainy season earlier this year, the level of the Amazon Basin's rivers has dropped to one of the lowest levels in the past century. Reuters Pictures logo Reuters Pictures 26 months ago

Brazilian fishermen pull a dead caiman from Dos Reis Lake that forms part of the Amazon River system near Manaus, December 3, 2009. After a near-record rainy season earlier this year, the level of the Amazon Basin's rivers has dropped to one of the lowest levels in the past century.