Desert Bighorn Sheep

Clarifying: the Bighorn Sheep listed as endangered are specific populations, called DPS, Distinct Population Segments. The two subspecies within these populations are the Ovis canadensis nelsoni–Peninsular Bighorn Sheep and Ovis canadensis sierrae–Sierra Nevada Bighorn Sheep, so the Bighorn that live in California. They are listed because they have incurred such devastating population loss, they wereContinue reading “Desert Bighorn Sheep”

Lange’s Metalmark Butterfly

About Them: These are of the family Riodinidae. Their habitat is only along the southern side of the San Joaquin River in Antioch within the constantly shifting sand dunes. They, like the plants they rely on, are endemic to this small range. They need the Naked Stemmed Buckwheat plant to feed and reproduce. Without this plantContinue reading “Lange’s Metalmark Butterfly”