BIRDS OF THE CALIFORNIA DELTA; SONGBIRDS, WOODPECKERS (Page
Song Sparrow
Great-tailed Grackle
Song Sparrow
Melospiza melodia
Marsh Wren
Great-tailed Grackle
Song Sparrow
Cistothorus palustris
Mockingbird
Great-tailed Grackle
Great-tailed Grackle
Mimus polyglottos
Great-tailed Grackle
Great-tailed Grackle
Great-tailed Grackle
Quiscalus mexicanus
American Robin
California Scrub Jay
California Scrub Jay
Turdus migratorius
California Scrub Jay
California Scrub Jay
California Scrub Jay
Aphelocoma californica
Bullock's Oriole
California Scrub Jay
Common Yellowthroat
Icterus bullockii
Common Yellowthroat
California Scrub Jay
Common Yellowthroat
Geothlypis trichas
Lesser Goldfinch
California Towhee
Lesser Goldfinch
Spinus psaltria
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Cliff Swallow
California Towhee
Lesser Goldfinch
Petrochelidon pyrrhonota
California Towhee
California Towhee
California Towhee
Melozone crissalis
Dark-eyed Junco
California Towhee
California Towhee
Junco hyemalis
Tree Swallow
Golden-crowned Sparrow
Western Meadowlark
Tachycineta bicolor
Western Meadowlark
Golden-crowned Sparrow
Western Meadowlark
Sturnella neglecta
Golden-crowned Sparrow
Golden-crowned Sparrow
Golden-crowned Sparrow
Zonotrichia atricapilla
White-crowned Sparrow
Golden-crowned Sparrow
Golden-crowned Sparrow
Zonotrichia leucophrys
Yellow-rumped warbler
Yellow-rumped warbler
Yellow-rumped warbler
Setophaga coronata
Brewer's Blackbird
Yellow-rumped warbler
Yellow-rumped warbler
Euphagus cyanocephalus
Western Bluebird
Yellow-rumped warbler
Western Bluebird
Sialia mexicana
House Finches
Yellow-rumped warbler
Western Bluebird
Haemorhous mexicanus
Acorn Woodpecker
Acorn Woodpecker
Acorn Woodpecker
Melanerpes formicivorus
Northern Flicker
Acorn Woodpecker
Acorn Woodpecker
Colaptes auratus
This week's featured birds
Northern Mockingbird (Mimus polyglottos )
Northern Mockingbird (Mimus polyglottos )
Northern Mockingbird (Mimus polyglottos )
Northern Mockingbird checking out its territory on the Pickleweed Trail at Radke Park. These songbirds (passerines) love to mimic the songs of other birds. They love open areas with shrubs and trees, but can also be spotted in forests, urban areas and backyards. They are also territorial and can be aggressive towards birds and other intru
Northern Mockingbird checking out its territory on the Pickleweed Trail at Radke Park. These songbirds (passerines) love to mimic the songs of other birds. They love open areas with shrubs and trees, but can also be spotted in forests, urban areas and backyards. They are also territorial and can be aggressive towards birds and other intruders during mating season, including fearlessly fending off hawks.
Common Yellowthroat (Geothlypis trichas)
Northern Mockingbird (Mimus polyglottos )
Northern Mockingbird (Mimus polyglottos )
Common Yellowthroat on the hunt for insects on the Pickleweed Trail at Radke Park. These yellow and olive colored warblers love the dense vegetation in areas of the Carquinez marshlands.
American Kestrel (Falco sparverius)
Northern Mockingbird (Mimus polyglottos )
American Kestrel (Falco sparverius)
American kestrel scanning the marshland on the Pickleweed Trail at Radke Park. This colorful bird is the smallest and most common falcon in North America. They are amazing hunters, with a diet consisting of insects, small mammals and other small creatures.
Great Blue Heron (Ardea herodias)
Northern Mockingbird (Mimus polyglottos )
American Kestrel (Falco sparverius)
This Great Blue Heron is a familiar sight at Big Break Regional Shoreline Park in Oakley. This adult loves to hunt for fish in shallow waters and wetland habitats, but can also hunt for small prey on land. They are patient and lightning fast when they strike. On hot days, they will cool off by rapidly vibrating their throat muscles to coo
This Great Blue Heron is a familiar sight at Big Break Regional Shoreline Park in Oakley. This adult loves to hunt for fish in shallow waters and wetland habitats, but can also hunt for small prey on land. They are patient and lightning fast when they strike. On hot days, they will cool off by rapidly vibrating their throat muscles to cool down. It is known as gular fluttering, which can be seen in the picture to the right.