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The geologic context of the distribution of nine species of karst invertebrates listed as endangered in Bexar County, Texas as well as other troglobites was examined.  Five karst zones were delineated to facilitate the assessment of the probability of the presence of rare or endangered species.

Veni, George
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A collage of twenty-six photos of animals, staff doing field work, and landscapes that Austin ecological services field office is responsible for.
The Austin Ecological Services Field Office is one of four field offices throughout the state of Texas under the U.S. Fish and Wildlife Service's Ecological Services program. This program works closely with our partners to conserve the nation's fish, wildlife, plants and habitat by providing...