Birds of North America
Puzzle 24 · Western Forests · Page 40 in print
Evening Grosbeak
Evening Grosbeaks sometimes move south when seed crops are scarce. These irregular seasonal movements are called irruptions.
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The words
Bindweed
A plant whose seeds are eaten by Evening Grosbeaks.
Bird Feeders
Feeders it visits in noisy winter flocks.
Boreal Forest
Northern conifer belt where it breeds.
Box Elder
Tree whose seeds are a favourite food.
Crabapples
Small fruits eaten by Evening Grosbeaks.
Goosefoot
A seed-bearing plant in the Evening Grosbeak’s diet.
Irruptions
Southward movements in years with poor seed crops.
Locust
The locust tree, whose seeds it eats (not the insect).
Maple Sap
Oozing sap it sometimes feeds on.
Paper Birch
A nesting tree used by Evening Grosbeaks.
Ponderosa Pine
A conifer used as a nesting tree.
Seed Cracking
The bird removes cherry flesh before breaking and swallowing the seed.
Seed Crops
Variable tree seed crops that trigger irruptions.
Thick Bill
A deep, powerful bill used to handle seeds.
Yellow Eyebrow
A bright stripe above the eye of the adult male Evening Grosbeak.
Sources
- Evening Grosbeak: Life HistoryCornell Lab of Ornithology
- Evening GrosbeakNational Audubon Society
- Bird of The Week: Evening GrosbeakKern Audubon Society
- Evening Grosbeak: IdentificationCornell Lab of Ornithology