NAS - Nonindigenous Aquatic Species
Hammerson, G.A. 1999. Amphibians and reptiles in Colorado. University Press of Colorado.
Reference Number: 33272 Type: Book Author: Hammerson, G.A. Date (year): 1999 Edition: Title: Amphibians and reptiles in Colorado Publisher:University Press of Colorado Publisher Location: Volume: Pages: URL: Keywords: Colorado, Anaxyrus boreas, Western Toad, Anaxyrus boreas halophilus
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/1/2024].
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