Threatened and Endangered Wildlife Species AGR 381 Unit H-1

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Threatened and Endangered Wildlife SpeciesAGR
381 Unit H-1

• William Hanel

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OBJECTIVES

• Differentiate between the terms extinct,
  endangered, and threatened
• Understand why species become threatened and what
  laws exist to help prevent their extinction
• Describe methods used to manage threatened and
  endangered species and
• Identify threatened and endangered species in
  Texas.

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THREATENED

• any animal or plant that is likely to become
  endangered within the foreseeable future

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ENDANGERED

• any animal or plant listed by regulation as being
  in danger of extinction

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EXTINCT

• An animal which no longer exists

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Why do species become threatened?

• Large body size
• Specialized diet
• Special habitat requirements
• Small population
• Limited geographic distribution
• Economic or commercial value
• Low reproductive output

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How to prevent or help..

• The Endangered Species Act of 1973 requires
  development and implementation of recovery plans
  for the conservation and survival of threatened
  and endangered species.

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CONSERVATION STRATEGIES

• Protect and preserve habitats
• Land to protect is purchased by governments
• Nature reserves
• National parks
• State parks
• Designated wilderness areas

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CONSERVATION STRATEGIES

• Captive breeding
• State regulations on hunting and fishing

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THREATENED AND ENDANGEREDSPECIES OF TEXAS
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• Bald Eagle
• Texas Status
• Threatened
• U.S. Status
• Threatened

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Texas Kangaroo Rat-Threatened
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Texas Horned Lizard
Texas Status Threatened
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Jaguarundi

• Texas Status
• Threatened

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Loggerhead Sea Turtle
Texas Threatened
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Houston Toad
Endangered
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Texas Blind Salamander
Endangered
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OBJECTIVES

• Differentiate between the terms extinct,
  endangered, and threatened
• Understand why species become threatened and what
  laws exist to help prevent their extinction
• Describe methods used to manage threatened and
  endangered species and
• Identify threatened and endangered species in
  Texas.