Thanksgiving and Day After Office Closures -

Colorado Parks and Wildlife offices, including park visitor centers, will be closed on Thursday, November 28, and Friday, November 29. No park pass is required to enter any state park on Friday November 29th for Fresh Air Friday

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Spiny soft-shell turtle. Sam Stuckel/USFWS

invasive

Spiny Softshell Turtle

Reptile - Apalone (Trionyx) spinifera

This species needs a photo.

invasive

Striated Fingernail Clam

Mollusk - Sphaerium striatinum

Swampy Lymnaea. Hans Zwitzer, BY-SA-NC

invasive

Swampy Lymnaea

Mollusk - Lymnaea (Stagnicola) stagnalis

Swift fox, Greg Schroeder, NPS

invasive

State Special Concern

Swift Fox

Mammal - Vulpes velox

Physa snail. Gail Hampshire CC 2.0

invasive

Tadpole Physa

Mollusk - Physa (Physella) acuta