Wildlife of Yampa River and Elkhead Reservoir State Parks

Yampa River State Park supports various wildlife species due to the diverse types of
vegetation and habitat. Elk are frequently observed near the reservoir in the winter
months, as well as mule deer and a variety of waterfowl. Quality habitat along the
Yampa River supports ...more ↓

White-lined Sphinx ¹
Hyles lineata

Western Branded Skipper ²
Hesperia colorado

Common Checkered-Skipper ³
Burnsius communis

Small Wood-Nymph ⁴
Cercyonis oetus

Monarch ⁵
Danaus plexippus

Brown Elfin ⁶
Callophrys augustinus

Ruddy Copper ⁷
Tharsalea rubidus

Melissa Blue ⁸
Plebejus melissa

Dasymutilla vestita ⁹

Nevada Bumble Bee ¹⁰
Bombus nevadensis

Western Honey Bee ¹¹
Apis mellifera

Common Aerial Yellowjacket ¹²
Dolichovespula arenaria

Bald-faced Hornet ¹³
Dolichovespula maculata

Western Tiger Beetle ¹⁴
Cicindela oregona

Red-femured Milkweed Borer ¹⁵
Tetraopes femoratus

Carolina Grasshopper ¹⁶
Dissosteira carolina

Two-striped Grasshopper ¹⁵
Melanoplus bivittatus

Bead-like Cottonwood Gall aphid ¹⁷
Thecabius populimonilis

Eastern Boxelder Bug ¹⁸
Boisea trivittata

Variegated Meadowhawk ¹⁹
Sympetrum corruptum

Pale Snaketail ²⁰
Ophiogomphus severus

Common Green Darner ²¹
Anax junius

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

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Wildlife of Yampa River and Elkhead Reservoir State Parks

White-lined Sphinx 1 Hyles lineata

Western Branded Skipper 2 Hesperia colorado

Common Checkered-Skipper 3 Burnsius communis

Small Wood-Nymph 4 Cercyonis oetus

Monarch 5 Danaus plexippus

Brown Elfin 6 Callophrys augustinus

Ruddy Copper 7 Tharsalea rubidus

Melissa Blue 8 Plebejus melissa

Dasymutilla vestita 9

Nevada Bumble Bee 10 Bombus nevadensis

Western Honey Bee 11 Apis mellifera

Common Aerial Yellowjacket 12 Dolichovespula arenaria

Bald-faced Hornet 13 Dolichovespula maculata

Western Tiger Beetle 14 Cicindela oregona

Red-femured Milkweed Borer 15 Tetraopes femoratus

Carolina Grasshopper 16 Dissosteira carolina

Two-striped Grasshopper 15 Melanoplus bivittatus

Bead-like Cottonwood Gall aphid 17 Thecabius populimonilis

Eastern Boxelder Bug 18 Boisea trivittata

Variegated Meadowhawk 19 Sympetrum corruptum

Pale Snaketail 20 Ophiogomphus severus

Common Green Darner 21 Anax junius