1. Costa's Hummingbird Calypte costae, male, Del Puerto Canyon Rd, Stanislaus County, California, USA, May 21, 2004.

2. Costa's Hummingbird C. costae, male, Del Puerto Canyon Rd, Stanislaus County, California, USA, May 21, 2004.  Same individual as above.

3. Costa's Hummingbird C. costae, male, Del Puerto Canyon Rd, Stanislaus County, California, USA, May 21, 2004.  Same individual as above.

4. Costa's Hummingbird C. costae, male, Del Puerto Canyon Rd, Stanislaus County, California, USA, May 21, 2004.  Same individual as above.

For an account of other species seen on this trip, see my blog.

© Stephen J. Davies

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