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Yellow-headed Blackbirds in southern Lancaster, PA

During the winter months, thousands of blackbirds roost in the marshes of northern Maryland and then fly up to southern PA to forage in farm … Read More

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  • Home
  • Articles
    • Identification
      • Magnificent Frigatebirds – Age and Sex
      • Ageing Peregrine Falcons
      • Ageing Short-tailed Hawks
      • Swainson’s Hawks ID: Part 1
      • Swainson’s Hawks ID: Adults
      • Swainson’s Hawks ID: Juveniles
    • Tutorials
      • Maps in Checklist
      • Merge locations with hotspots
      • more…
    • Photo Study
      • Bronzed Cowbirds in FL
      • Gray Jays in Algonquin
      • Marbled Godwit
      • Stilt Sandpiper
      • Lincoln’s Sparrows
    • Essays
      • Migration is over…why go birding?
  • Categories
    • Birding
      • Bird Finding Tips
      • Site Guide
      • Bird Sightings
      • Identification
      • Rarities
    • Science
      • Ranges and Distributions
      • Banding
      • Behavior
      • BirDAR
    • Photography
      • Photography
      • Featured Photographer
      • DigiscopingPosts that either feature my digiscoped photos or talk about the art of digiscoping.
    • Reviews
      • Appsapps
      • Books
      • Field Guide
    • ID Quizzes
      • Winter Finch ID
      • Tricky angles
      • Accipiter Quiz
      • Crossley Raptor ID
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