- The Iucn Plant Red Data Book: Comprising Red Data Sheets on Two Hundred-Fifty Selected Plants Threatened on a World Scale by Gren Lucas, 1978-06
- Key Forests for Threatened Birds in Africa (ICBP Monograph,) by N. J. Collar, 1988-01
- USDA Conservation Programs: Stakeholder Views on Participation and Coordination to Benefit Threatened and Endangered Species and Their Habitats.: An article ... Accounting Office Reports & Testimony by Gale Reference Team, 2007-01-01
- Basking with Humpbacks: Tracking Threatened Marine Life in New England Waters by Todd McLeish, 2009-09-25
- Survivors in the Shadows: Threatened and Endangered Mammals of the American West by Gary Turbak, 1993-09
- National Geographic Investigates: Animals on the Edge: Science Races to Save Species Threatened With Extinction (National Geographic Investigates Science) by Sandra Pobst, 2008-08-12
- Protecting Threatened Species (Why Science Matters) by Sally Morgan, 2008-09-15
- Wildlife in a Changing World: An Analysis of the 2008 IUCN Red List of Threatened Species
- Threatened Swallowtail Butterflies of the World: The Iucn Red Data Book by N. M. Collins, M. G. Morris, 1985-01
- Protecting Threatened Animals (World Heritage) by Brenday Gallagher, 2011-01
- Key Areas for Threatened Birds in the Neotropics (Birdlife Conservation Series) by DC Wege, AJ Long, 1995-07-01
- World Heritage: Protecting Threatened Animals by Debbie Gallagher, Brendan Gallagher, 2010-03-08
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