Western Kingbird, on wire fence driving into Tolay Lake Regional Park
Western Kingbird
Song sparrow belting out a song, Tolay Lake
Male Western Bluebird, Tolay Lake Regional Park
Nesting is well advanced in the park, this male bluebird keeps a sharp eye on me as I approach its nest box - when I finally walk away, it immediately flies to the box (below)
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Male and female Western bluebirds guarding their nestbox, Tolay Lake Regional Park
Male Western Bluebird, poised to take action if necessary
Tree swallow, Tolay Lake
Tree swallow in flight
Tree swallows in park are also busy with their nests
Adult red-winged blackbird with bugs for a nest
This is either a juvenile red-winged blackbird or a female
Goldfinch in the park feeding on wild plant seeds
 |  A kestrel flew high overhead |
When nearing the red-winged blackbird nests, the male sets up a vivid and noisy display, in order to attract attention away from the nesting female.