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ID tip
The Transvolcanic jay is 28 to 32 cm (11 to 13 in) long and weighs 120 to 150 g (4.2 to 5.3 oz). The sexes have the same plumage though males are slightly larger than females. Adults of the nominate subspecies have a mostly dark bluish head with black lores and a pale grayish throat. Their upperparts are bluish purple and their underparts dingy grayish white that is lightest on the undertail coverts. Subspecies A. u. colimae is slightly smaller than the nominate and paler overall with less purplish on its upperparts. Voice: The Transvolcanic jay's voice is very similar to that of the Mexican jay, and is described as "an upslurred grating call note, repeated singly, doubled or in series". The grating appears to decrease from the beginning to the end of each note.
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Transvolcanic Jay
One bar for each month, and every month is filled: this bird is recorded here in all twelve. The wide bar is February, the month with the most records.
Where to see the Transvolcanic Jay
The map shades 1 country with regular records, and 1 more in a lighter tone where the bird turns up only as a stray. Everything unshaded has no records. Countries are listed below the map.
Recorded as a rare visitor in United States.
About the Transvolcanic Jay
The Transvolcanic jay, is a species of bird in the family Corvidae, the crows and jays. It is endemic to Mexico.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Island Scrub JayAphelocoma insularisThe island scrub jay is closely related to the California scrub jay (the coastal population found on the adjacent mainland), but differs in being larger, more brightly colored, and having a markedly stouter bill.
Unicolored JayAphelocoma unicolorThe unicolored jay is about 34 cm (13 in) long.
Florida Scrub JayAphelocoma coerulescensIt measures 23 to 28 cm (9.1 to 11.0 in) in length, and weighs from 66 to 92 g (2.3 to 3.2 oz), with an average 80.2 g (2.83 oz).
Side by side: Florida Scrub Jay vs Transvolcanic Jay · Transvolcanic Jay vs Unicolored Jay · Island Scrub Jay vs Transvolcanic Jay
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