• 2026 Annual DOS Picnic and Bird-a-thon Results

    Delaware Wildlands Headquarters 315 Taylors Bridge Rd, Townsend, Delaware, United States

    Annual DOS Picnic & Bird-A-Thon Results June 20th; Noon-4 pm at the Delaware Wildlands Headquarters**Food truck from 1-3pm** Fun, friends and free food in a beautiful setting. What more could you want? Come join us the annual DOS picnic for all of the above and more. We are happy to announce that the Annual Delaware ... Read more

  • Shorebirds at Bombay Hook National Wildlife Refuge with Declan O’Neil

    American Avocets by Carolyn Holland   Take a spin around the auto loop of Bombay Hook National Wildlife Refuge to see a diverse array of shorebirds and waders. We will make stops at Raymond, Shearness, and Bear Swamp Pools to see how many species we can find gorging themselves on the mudflats as they prepare ... Read more

  • 48th Annual Beginner’s Shorebird Field Trip! ***Note change of date from 7/25***

    Shorebirds for Beginners at Bombay Hook! Delaware Ornithological Society (DOS) is sponsoring a Beginner’s Shorebird Field Trip on Saturday, July 25th, at Bombay Hook National Wildlife Refuge, Smyrna, Delaware. This will be a Half Day trip - tailored for beginners, and is the 48th consecutive outing for this popular field trip. "Par" is 15 species of shorebirds, ... Read more

  • White Clay Creek State Park Bird Survey

    Black-and-White Warbler by Chase Wilkinson Join the survey! Delaware’s piedmont area is only 10% of the land mass, but has the largest, most diverse biodiversity in the state. The White Clay Creek State Park is the 4th highest ranked top birding spot in New Castle County and 49th largest Delaware area bird list by Cornell ... Read more

  • Summer’s End at Harry’s Pond with Amy O’Neil

    Harry's Pond in Summer by Amy O'Neil Come join us at this mini-birding spot hidden in the midst of the Brandywine Town Center. Summer residents are still hanging around while fall migration is picking up. Our pace will be leisurely, and most walking will be on paved paths and flat grassy areas.  Contact Carolyn at [email protected] ... Read more

  • Youth Birders: Buddy Birding at DuPont Environmental Education Center

    Great Blue Heron by Carolyn Holland If you are new to birding or want a refresher on the basics, then this outing is for you!  Experienced youth birders will partner up with new birders to practice technical birding skills like how to find birds, describe them, and use binoculars to observe them.  For returning families, ... Read more

  • Ashland Migrant Walk with Jim White

    Magnolia Warbler by Carolyn Holland Migrant Bird Walk at Ashland! Join Jim White for a ramble along the Red Clay Creek at Ashland Nature Center in search of warblers and other neotropical migrants! Bring your binoculars and spotting skills. Meet in the parking lot of Ashland Nature Center, Hockessin DE at 8:00 am. Contact Carolyn ... Read more

  • DOS September Meeting: “Dowitcher Identification: How can two species be so hard!” by Dr. Michael C. Moore

    Delaware Museum of Nature and Science 4840 Kennet Pike, Greenville, Delaware, United States

    Summary: This talk will be held in person only at the Delaware Museum of Nature and Science and will be held in the bird collection. There will be an opportunity to examine actual museum specimens of Dowitchers to see first hand the issues described in the talk. The two Dowitcher species present one of the most ... Read more

  • Youth Birders: Ashland Nature Center Hawk Watch

    Red-tailed Hawk by Carolyn Holland Spend the morning on Hawk Watch Hill, watching the hawks, falcons, eagles, and vultures as they migrate south for the winter.  This is a great opportunity to compare raptor shapes and sizes, and practice your bird-in-flight identification skills.  Besides raptors, Hawk Watch Hill always has lots of songbirds, woodpeckers, and ... Read more

  • Middle Run Natural Area–Smith Mill Road with Will Krohn

    Blue-headed Vireo at Middle Run Natural Area--Smith Mill Road by Will Krohn The Smith Mill Road section of Middle Run Natural Area is sometimes forgotten by birders, yet it offers excellent birding--especially during migration. This small section of Middle Run Natural Area provides the hedgerows and early-successional habitat that migrants like warblers often use during fall ... Read more

  • Early Eveninig Bird Walk at the DuPont Environmental Education Center/Russell W. Peterson Refuge with Joe Francis

    Rusty Blackbird by Michael Moore Explore Delaware’s Premier Urban Wildlife Refuge! Join Joe for his usual Sunday evening stroll through the marsh. Expect early migrating waterfowl; shorebirds; raptors; Marsh Wren; Rusty Blackbird. There are nice stands of wild rice along Little Mill Creek so there’s hope for Bobolink. We will walk about 2 miles, to ... Read more

  • First State National Historical Park with Declan O’Neil***CANCELLED***

    Connecticut Warbler by Declan O'Neil Explore the Brandywine Valley! Explore the exquisite Brandywine Valley tract of First State National Historical Park in search of some delightfully confusing fall warblers and sparrows.  As the morning sun first hits the trees, we’ll take a slow stroll along the creekside trail. Afterwards, we will cross the new bridge ... Read more