Image: Necturus lewisi
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Description: A Neuse River waterdog (Necturus lewisi). These aquatic salamanders are indicators of healthy water since they’re sensitive to low oxygen and polluted waters. The cold doesn’t bother them though. Near-freezing water temperatures stimulate them to find mates.
Title: Necturus lewisi
Credit: Neuse River waterdog
Author: U.S. Fish and Wildlife Service Southeast Region
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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