Four COMMON RAVENS (at least 1 juvenile) and at least two 
COMMON NIGHTHAWKS made an appearance near the dam at Rocky 
Gorge Reservoir in West Laurel (nr. I-95 & MD-198) this 
evening.  Also CLIFF SWALLOWS were present.  Full eBird 
report:

Location:    Rocky Gorge Reservoir: dam
Observation date:    5/20/10
Notes:    Later start and much nicer conditions led to 
different birds near the dam, the highlight being 4 Common 
Ravens of which at least 1 was juvenile (with gray 
"shoulders").  Also saw a woodchuck.

Number of species:    27

Canada Goose    2    maybe more
Cooper's Hawk    1    with kill! (rodent?)
Rock Pigeon    1
Common Nighthawk    2    maybe more
Chimney Swift    2
Great Crested Flycatcher    1    heard only
Eastern Kingbird    2
Blue Jay    1
American Crow    2
Common Raven    4
Cliff Swallow    5    approx
Barn Swallow    1
Carolina Chickadee    1    heard only
Tufted Titmouse    1    heard only
Blue-gray Gnatcatcher    1
Eastern Bluebird    1    heard only
American Robin    15    approx
Northern Mockingbird    1
European Starling    20    approx
Cedar Waxwing    20    approx
Blackpoll Warbler    2    heard only
Eastern Towhee    1    heard only
Northern Cardinal    1    heard only
Common Grackle    5    approx
Brown-headed Cowbird    4
American Goldfinch    2
House Sparrow    4

This report was generated automatically by eBird 
v2(http://ebird.org)

-- 
Derek C. Richardson, Laurel, PG County, MD
http://www.astro.umd.edu/~dcr/Archives/Photos/birds.html