Black-and-white Warbler
Grasshopper Sparrow
Ring-necked Duck
Black-bellied Plover
Snowy Owl
Black-crowned Night-Heron
Yellow-throated Warbler
Scarlet Tanager
Magnolia Warbler
Bay-breasted Warbler
Belted Kingfisher
Eastern Meadowlark
American Goldfinch
Blue-gray Gnatcatcher
Northern Saw-whet-owl
American Robin
Purple Martin
Broad-winged Hawk
Hudsonian Godwit
Hooded Merganser
Northern Parula
Prairie Warbler
Northern Harrier
Ring-necked Pheasant
Hooded Warbler
Horned Lark
Horned Grebe
Northern Shoveler
Eastern Kingbird
Rose-breasted Grosbeak
Laughing Gull


Welcome to the Pennsylvania Society for Ornithology – a group of birders from across the commonwealth devoted to birding and wild bird conservation.

Our members range from neophyte birders to professional ornithologists.

All are welcome! 



Birding Festival and Annual Meeting


May 19 - 21, 2023


State College PA 



PSO Webinars now available at


Join us for the next webinar in our PSO Educational Series on Monday, March 27 at 7:00 pm.

We will hear from Dean Rust, President of the Bluebird Society of Pennsylvania, who will fill you in on everything you need to know about bluebirds!

The webinar is free and open to everyone, but registration is required. Register now at:

7 PSO Webinar BSP



 County Spotlight

The PSO is highlighting counties across the state to explore its hotspots and find as many birds as we can.

On March 17-20, 2023, join us as we lead a concentrated effort to bird Columbia County!