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- House Sparrow
House Sparrow Finches and Relatives House Sparrow Passer domesticus All Year Finches and Relatives Daniel Fitzgerald Daniel Fitzgerald Not a native sparrow, this species was introduced to the U.S. from Europe in 1840 and has very well established itself in urban and rural locations. Males show a black throat, white cheeks and chestnut nape. The female and immature are far less vibrant.
- Q-tips Micropus californicus
Wildflower Mount Diablo Q-tips Scientific Name: Micropus californicus Family: Asteraceae (Sunflower Family) Blooms: March Color: White Annual herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald
- Day Flying Moths | mdia
Mount Diablo Day Flying Moths Some Day Flying Moths at Mount Diablo, California, Contra Costa County Compiled by J. A. Powell February 2015 The following list of species no doubt is incomplete because State Park policy prevented collecting of insects for many decades. The preliminary list includes some specimen records in the Essig Museum, U. California, Berkeley (EME), and others I suspect will be found when a more comprehensive survey is carried out. Most of the confirmed specimen records to date originate from Russelmann Park and Mitchell Canyon, which were operated as commercial parks in the 1950s-1960s, and from several sites listed only by elevation (1800’, 2000’ etc. presumably along the paved road), collected by C. I. Smith in the late 1940s, prior to his untimely death in 1950. Probably numerous other diurnal Mount Diablo moths have been deposited in the California Academy of Sciences (CAS) or have been observed but not collected. I have not searched Kelly’s CA Moths counties list, which may be a source for additional records on Mount Diablo.
- Red-tailed Hawk
Red-tailed Hawk Diurnal Birds of Prey Red-tailed Hawk Buteo jamaicensis All Year Diurnal Birds of Prey Daniel Fitzgerald Daniel Fitzgerald Occurs in a wide variety of habitats, ranging from open Woodlands to grasslands with scattered trees. Highly variable and plumage. In most birds, clearly defined a belly band and dark bar on leading edge of wing are good field marks; the red tail in adult birds is also diagnostic. Nest is built in a tree from sticks and twigs, and is lined with bark and leaves. Eats reptiles, birds, and mammals. More information about Red-Tailed Hawk
- Cedar Waxwing
Cedar Waxwing Waxwings, Phainopepla, and Starlings Cedar Waxwing Bombycilla cedrorum Winter Waxwings, Phainopepla, and Starlings Daniel Fitzgerald Found along forest edge or in open woodland habitats; in migration and winter, frequently found near concentrations of fruit-bearing trees or shrubs. The beauty of the Cedar Waxwing is unmistakable; note the yellowish belly, white undertail coverts, and conspicuous crest. Eats fruits and berries, but also insects taken in flight or gleaned from vegetation.
- Two-tailed Swallowtail
Two-tailed Swallowtail Papilio multicaudatus Papilionidae Swallowtails Flies March to September Host Plant Choke Cherry, Ash, Hop Tree Nectar Plant California buckeye, Bull thistle, Cobweb thistle Bill Kareiva Michael Woodring Underwing
- Brown Creeper
Brown Creeper Chickadees, Titmice and Nuthatches Brown Creeper Certhia americana All Year Chickadees, Titmice and Nuthatches Daniel Fitzgerald This small, slim and camouflaged tree climber ascends spirally from the base using its stiff tail as a support. It is mottled brown above, whitish below and has a slender decurved bill.
- Ash-throated Flycatcher
Ash-throated Flycatcher Flycatchers Ash-throated Flycatcher Myiarchus cinerascens Summer Flycatchers Daniel Fitzgerald A bird of oak and riparian woodlands, chaparral, or other shrubby habitats. Grayish head and breast, pale yellow belly, rufous coloration in tail. Nests in natural tree cavities. Feeds on insects, spiders, and fruits.
- Variable Checkerspot
Variable Checkerspot Euphydryas chalcedona Nymphalidae Brushfoots Flies March to July Host Plant Monkey Flower, Figwort, SNowberry, Plantain, Plectritis, Honeysuckle Nectar Plant Oregon sunshine Michael Marchiano Male Daniel Fitzgerald Underwing
- Fern-leaf Phacelia Phacelia distans
Wildflower Mount Diablo Fern-leaf Phacelia Scientific Name: Phacelia distans Family: Hydrophyllaceae (Waterleaf Family) Blooms: Apr - Jun Color: White Annual herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring
- Mountain Mahogany Hairstreak
Mountain Mahogany Hairstreak Satyrium tetra Lycaenidae Blues, Coppers, Hairstreaks Flies May to July Host Plant Mountain Mahogany Nectar Plant Horehound Daniel Fitzgerald Underwing Ken-ichi Ueda Underwing
- Lorquin's Admiral
Lorquin's Admiral Limenitis lorquini Nymphalidae Brushfoots Flies March to October Host Plant Willow Nectar Plant Michael Marchiano Michael Marchiano Underwing Daniel Fitzgerald













