http://kids.nationalgeographic.com/content/dam/kids/photos/animals/Fish/A-G/ElectricEel1.jpg
http://delta.umn.edu/content/amazon-river-delta-ard
http://wwf.panda.org/what_we_do/where_we_work/amazon/about_the_amazon/ecosystems_amazon/rivers
http://calmingmanatee.tumblr.com/post/50797685714/some-questions-that-we-get-asked-sometimes
http://listverse.com/2013/09/27/10-terrifying-creatures-of-the-amazon-river/
http://www.gettyimages.ae/detail/photo/ecuador-amazonas-river-region-julia-butterfly-on-royalty-free-image/556667515
https://sps-superstars.wikispaces.com/The+Great+Kapok+Tree?responseToken=0ab1f4fe898dd6bb2de99b86514190967
http://www.britannica.com/place/Amazon-River