Purple martins looked like they had a nest in an old tree stump, Pine Flat Rd, Healdsburg
The purple martin is the largest North American swallow.
Purple martins are known for their expert aerial acrobatics.
Purple martins, Healdsburg
Male Hairy woodpecker, pine flat rd, Healdsburg
High in a tree top, a blue-gray gnatcatcher, on pine flat road
Northern Flicker, Audubon area, pine flat road in Healdsburg
 Also high in the tree tops, a small flock of hermit warblers, Pine flat Rd - these birds are not very common in sonoma county |  Hermit warbler |
A female black-headed grosbeak was foraging, also in the Audubon area of the preserve.
Loggerhead Shrike on a wire fence, Tolay Lake Regional Park Different day, some birds encountered while hiking in Tolay Lake Regional Park, Petaluma
Barn swallows feeding their chicks, Tolay Lake
Barn swallow chicks in the park
I encountered a large family of Western bluebirds, adults with juveniles, near one of the ponds in the park. This is a juvenile.
Juvenile Western Bluebird, Tolay Lake
Western kingbird, hunting along the same fence as the western bluebird family.
An iconic image in this park, western meadowlark perched on a distant fence post, amid the tall high wild grasses of Tolay Lake Regional Park.