Showing 15 most frequently observed species out of 100 total documented species.
Spot Clothing Wax Cicada
Grey squirrel
Northern Cardinal
American Robin
Eastern Tiger Swallowtail
Lapin A Queue Blanche
Carolina Wren
Song Sparrow
dark-eyed junco
garlic mustard
monarch
Mayapple
Tulip Poplar
Catbird
eastern chipmunk
Get all 100 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Download a professional PDF field guide featuring all the species found in Delaware County, Pennsylvania. Perfect for outdoor adventures, education, and nature exploration.
Download a professional PDF field guide featuring all the species found in Delaware County, Pennsylvania. Perfect for outdoor adventures, education, and nature exploration.
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Explore 77 documented locations in Delaware County, Pennsylvania. Each area offers unique wildlife viewing opportunities with varying biodiversity levels.
Species counts represent documented wildlife observations from citizen science contributions. Higher counts often indicate areas with diverse habitats, active monitoring, or significant ecological importance. Each location offers unique opportunities to connect with Delaware County's natural heritage.