Colorado Gumweed (Grindelia inornata)
Colorado Gumweed (Grindelia inornata) is a plant in the Aster Family (Asteraceae), which is endemic to Colorado, but because it is widespread in eight counties, it is considered to be secure globally (G4). It grows on dry hillsides and slopes from Denver south and...
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Mourning Cloak Butterfly (Nymphalis antiopa)
The Mourning Cloak Butterfly (Nymphalis antoipa) hibernates in the winter and mates in the spring, the males perching in sunny openings until they attract a female. They prefer oaks, cottonwoods and aspens, laying their eggs on the leaves in webs. The caterpillars...