Endangered Species Project

By: Shannah Avila

Native to Texas: Houston Toad (Endangered)

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Native to Texas: The Houston Toad (Endangered)

Background Information:

  • -Bufo Houstonensis
  • -2 to 3.5 in. Long
  • -Light brown to purplish-gray with green patches. Underside is pale and has spots
  • -Burrow in sand for protection from cold weather in the winter (hibernation) & hot, dry conditions in the summer (aestivation).
  • -Breeding is often in February and March started by warm evenings & high humidity
  • -Females lay her eggs as strings in water & the male will fertilize them.
  • -Males at one yr. old & females breed at 2 yrs. Old.

Threats/Causes of Endangerment

  • - Habitat Loss & Alteration are the most serious threats
  • -Alteration of wetlands for Urban/Agricultural use makes the toads more vulnerable to predators & increases competition
  • -Drought causes loss/reduction in breeding sites
  • -High Traffic Roads
  • -Red Imported Fire Ants kill young toddlers & also limit their food supply
  • -Sensitivity to pollutants e.g. pesticides & organic compounds

Possible Courses of Action for Protection

  • -Providing information & education to the general public & landowners of habitat requirements to the toads' lives
  • -Protecting pond habitat
  • -Conserve management of native vegetation
  • -Proper disposal of household, gardening, & agricultural chemicals
  • -Special Nongame & Endangered Species are funding for the conservation of habitats to the Houston Toad
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"Anaxyrus houstonensis."The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources, n.d. Web. 6 Dec. 2015.

Crump, Paul. Saving the Houston Toad. Association of Zoos & Aquariums. AZA, n.d. Web. 6 Dec. 2015.

"Houston Toad (Bufo Houstonensis)." Texas Parks & Wildlife. TPW Foundation, n.d. Web. 6 Dec. 2015.