Sibley Birder's Trivia Tools Explore a full year of

Explore a full year of birthstones month by month

Padded shoulder straps

*Garnish with espresso beans

Beautiful gallery-style pages showcase a fascinating world of fungi

Flirty and fabulous ✨

Sibley Birder's Trivia Tools Explore a full year ofA game for birders to test their knowledgewith 200 cards offering 400 questions of varying difficulty about the birds of North America from the bestselling author and ornithologist David Allen Sibley. True or false: Many dinosaurs (the ancestors of modern birds) had feathers. If you answered true, you just won a point playing this ultimate ornithology trivia game. Sibley Birders Trivia offers 400 questions that will test your bird knowledge over five