A PDF field guide to the species reported in and around Rock Creek County Park, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
The animals people report most often in and around Rock Creek County Park include Common Map Turtle, Red-Headed Woodpecker, American White Pelican, Painted Turtle and Great Egret. Plants lead the list with 14 species, followed by 5 birds and 2 reptiles.
The 20 species reported most often here, of 21 in the full guide.

Common Map Turtle
Poison Ivy
Red-Headed Woodpecker
American White Pelican

Cardinalflower
Painted Turtle
Great Egret

Eurasian Tree Sparrow

Frost Grape
Arrowwood

Catnip
Callery Pear
Peppergrass
Ragweed
Silkweed
Mullein
Beebalm
Eastern Bluebird

Althea
Butterflyweed