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Steller's jay shows a great deal of regional variation throughout its range. Blackish-brown-headed birds from the north gradually become bluer-headed farther south. [8] Steller's jay has a more slender bill and longer legs than the blue jay and, in northern populations, has a much more pronounced crest. [9]: 69 [10] It is also somewhat larger.
Crested jays are relatively slender corvids with similar body shapes but differ in size. Steller’s jay is larger than the blue jay. Their strong black beaks have a small hooked tip and minimal bristles. They have slightly rounded, medium-to-long tails and relatively short wings. A feathered crest is more pronounced in Steller's jay.
Date: 21 May 2018: Source: Adapted from: BirdLife International. 2017. Cyanocitta stelleri (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T22705614A118809071.
The second most commonly reported prey species in breeding season dietary studies from North America is the 128 g (4.5 oz) Steller's jay (Cyanocitta stelleri). These species were recorded in studies from northwestern Oregon and the Kaibab Plateau of Arizona (where the Steller's made up 37% by number) as the main prey species by number. The ...
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The colloquial name camp robber is used for several North American species of birds (all corvids) known for their fearlessness around humans and their proclivity for stealing food from campers and picnickers: [1] Canada jay (Perisoreus canadensis) Steller's jay (Cyanocitta stelleri) Clark's nutcracker (Nucifraga columbiana) Black-billed magpie ...