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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