- Florida's manatees take a hit. (Marine Life).(increase in manatee death)(endangered species ): An article from: OnEarth by Gillian Ashley,  2003-01-01
 - Basking with Humpbacks: Tracking Threatened Marine Life in New England Waters by Todd McLeish,  2009-09-25
 - Seals and Sea Lions (Endangered Animals & Habitats) by Lesley A. Dutemple,  1999-01
 - Top 50 Reasons to Care About Marine Turtles: Animals in Peril (Top 50 Reasons to Care About Endangered Animals) by Sara Cohen Christopherson,  2010-01
 - OUR END EARTH OCEAN LIFE P (Our Endangered Earth) by David Cook,  1985-01-14
 - Endangered Animals and Habitats - The Whale by Adam Woog,  1997-06-01
 - The Shark (Endangered Animals & Habitats) by Adam Woog,  1998-01
 - The Manatee (Endangered Animals & Habitats) by Claire Price-Groff,  1999-04
 - Seals (Endangered!) by Johannah Haney, Anna Haney-withrow,  2010-09
 - The Galapagos Penguin (Endangered and Threatened Animals) by Kim A. O'Connell,  2005-04-30
 - Steller Sea Lions (Eye to Eye With Endangered Species) by Precious McKenzie,  2009-08
 - Shark: Endangered Predator of the Sea by Marty Snyderman,  1999-01
 - The Sperm Whale: Help Save This Endangered Species! (Saving Endangered Species) by Alison Imbriaco,  2008-03
 - The Green Sea Turtle: Help Save This Endangered Species! (Saving Endangered Species) by Marty Fletcher, Glenn Scherer,  2006-03
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