Swainson’s Hawks Are Threatened in California

Swainson’s Hawks Are Threatened in California

The Swainson’s Hawk (Buteo swainsoni) is listed as threatened in California. Its numbers have declined significantly in parts of the western United States; and in the western Canadian prairie, reproduction of the Swainson’s Hawk has dropped since the mid-1980s, following a decline in its main prey species, Richardson’s ground squirrel. In 1995, satellite telemetry was […]

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