perisoreus : Idioms & Phrases
genus perisoreus
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noun Canada jays
Perisoreus.
WordNet
perisoreus canadensis
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noun a jay of northern North America with black-capped head and no crest; noted for boldness in thievery
Canada jay; grey jay; whisker jack; gray jay; camp robber.
WordNet
perisoreus canadensis capitalis
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noun a Canada jay with a white head; widely distributed from Montana to Arizona
Rocky Mountain jay.