This race is endemic to the San Francisco Bay Area and is considered a "species of special concern" because of its small population size. It is said to have declined by 80% from historic levels. Canon PowerShot SX50 HS
Common Yellowthroat (Geothlypis trichas sinuosa) 06 January 2018, Crissy Field Lagoon, San Francisco CA Photos © 2018 Joseph Morlan
This race is endemic to the San Francisco Bay Area and is considered a "species of special concern" because of its small population size. It is said to have declined by 80% from historic levels. Canon PowerShot SX50 HS |