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Gil Ewing: Silverleaf Nightshade (Solanum elaeagnifolium), Guymon, Texas Co., OK
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Gil Ewing: Mississippi Kite (Ictinia mississippiensis), Guymon, Texas Co., OK
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Gil Ewing: Energetic scenery somewhere in western Oklahoma
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Gil Ewing: Dainty Sulphur (Nathalis iole), Beaver Dunes SP, Beaver Co., OK
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Gil Ewing: Sagebrush Grasshopper (Melanoplus bowditchi), Beaver Dunes SP, Beaver Co., OK
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Gil Ewing: Bush Morning-Glory (Ipomoea leptophylla), Beaver Dunes SP, Beaver Co., OK
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Gil Ewing: Chickweed Geometer Moth, Beaver Dunes SP, Beaver Co., OK
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Gil Ewing: Mississippi Kite (Ictinia mississippiensis), Guymon, Texas Co., OK
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Gil Ewing: Snow-on-the-Mountain (Euphorbia marginata), Cimarron Co., OK
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Gil Ewing: Prairie Lizard (Sceloporus consobrinus), Black Mesa SP, Cimarron Co., OK
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Gil Ewing: Rosy Palafox (Palafoxia rosea), Black Mesa SP, Cimarron Co., OK
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Gil Ewing: Blue Grosbeak (Passerina caerulea), Black Mesa SP, Cimarron Co., OK
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Gil Ewing: Texas Milkweed Beetle (Tetraopes texanus), Black Mesa SP, Cimarron Co., OK
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Gil Ewing: Convergent Lady Beetle (Hippodamia convergens), Boise City, Cimarron Co., OK
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Gil Ewing: Thisbe's Tarantula-hawk Wasp (Pepsis thisbe), Cimarron Co., OK
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Gil Ewing: Eastern Cicada-killer Wasp (Sphecius speciosus), Boise City, Cimarron Co., OK
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Gil Ewing: View at Black Mesa SP, Cimarron Co., OK
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Gil Ewing: Upright Prairie Coneflower (Ratibida columnifera), Black Mesa Trail, Cimarron Co., CA
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Gil Ewing: Black-necked Gartersnake (Thamnophis cyrtopsis), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: View from the Black Mesa, Cimarron Co., OK
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Gil Ewing: Variegated Fritillary (Euptoieta claudia), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Obelisk at the highest point in Oklahoma, Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Obelisk at the highest point in Oklahoma, Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Flabellate Grasshopper (Melanoplus occidentalis), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Two-tailed Swallowtail (Papilio multicaudata), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Rainbow Grasshopper (Dactylotum bicolor pictum), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Prairie Ringneck Snake (Diadophis punctatus ssp. arnyi), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Siva Juniper Hairstreak (Callophrys gryneus ssp. siva), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Gray Hairstreak (Strymon melinus), Black Mesa Trail, Cimarron Co., OK
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Gil Ewing: Texas Horned Lizard (Phrynosoma cornutum), Black Mesa Trail, Cimarron Co., OK