Learn Your Little Brown (Male) Birds

Oh those bothersomely, befuddling baby brown birds! So devilishly difficult to differentiate! They all look alike! Well take a moment to practice with our dichotomous key to the Little Brown (Male) Birds of Mendocino County.
Bird #1
Bird #2
Bird # 3
Bird # 4
Bird #5
Bird #6
Bird # 7
Bird #8
Bird #9
Bird #10
Bird #11
Bird #12
Bird # 13
Bird # 14
Bird #15
Bird # 16
Bird #
Bird 17
Bird #18
Bird #19
Bird # 20

Answer Key

  1. Rufous Crowned Sparrow 
  2. Fox Sparrow (Sooty) 
  3. Fox Sparrow (Slate Colored) 
  4. White Throated Sparrow 
  5. Grasshopper Sparrow 
  6. Chipping Sparrow 
  7. Wrentit 
  8. Lark Sparrow 
  9. Golden Crowned Sparrow 
  10. Savannah Sparrow 
  11. California Towhee 
  12. Vesper Sparrow 
  13. House Sparrow 
  14. American Pipit 
  15. White Crowned Sparrow 
  16. Pine Siskin 
  17. Swamp Sparrow 
  18. Lincoln’s Sparrow 
  19. Pacific Wren 
  20. Brown Creeper