The Transvolcanic jay (Aphelocoma ultramarina) is a medium-large (~ g) passerine bird similar in size to most other jays, with a blue head, blue-gray mantle. Scientific Name: Aphelocoma ultramarina (Bonaparte, ). Common Name(s). English, –, Ultramarine Jay, Transvolcanic Jay. Click here for more information about the Red List categories and criteria. Justification of Red List category. This species has a very large range, and hence does.

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Mountains w Mexico nw Jalisco to ne Colima Source: All members of a breeding group participate in rearing offspring.

In birds, naked and helpless after hatching. Recommended citation Marzluff, J. In South America it includes the scrub ecotone between forest and paramo.

Eggs are pale green-blue and unspeckled, unlike Eastern group where speckled eggs are common. Contribute There are a few ways by which you can help the development of this page, such as joining the Flickr group for photos or providing translations of ultramarinx site in addition languages.

Bibliography Only subscribers are able to see the bibliography. Each checklist can be viewed with photos shared by the birding community, and also printed as PDF checklists for field use. Animal Behaviour May be maintained by periodic fire.


Ultramarine Jay (Aphelocoma ultramarina) | HBW Alive

There are more than 12, regional checklists in Avibase, offered in 9 different taxonomies, including synonyms more than languages. Skip to main content. Geai des volcans Italian: The Animal Diversity Web is an educational resource written largely by and for college students. The Mexican jay is a medium-sized jay with blue upper parts and pale gray underparts.

Often specializes on seeds of pine and oak; probably also consumes fruits, nectar In Mexico, Mexican Jays occur within a wider elevational range and more pine-oak habitats. Translate Avibase is also available in the following languages: U,tramarina 26 November Some field guides misreport this color as yellow because the pale bill becomes yellow in museum study skins.

From Wikipedia, the free encyclopedia. Aphelocoma Scrub jays California scrub jay A.

Connect with us Help us improve the site by taking our survey. Subspecies and Distribution A. Mexican jays do not seem to follow Gloger’s rule either, as populations in arid habitat in southwestern Texas are very blue. It resembles the western scrub jaybut has an unstreaked throat and breast.

It is most readily distinguished from the similar western scrub jay by the plain unstreaked throat and breast, and the mantle contrasting less with the head and wings. Second and even third clutches have been observed although for the most part they were replacement clutches and were smaller than first clutches. Corvus ultramarinus Avibase ID: California scrub jay A. Retrieved from ” https: Head, sides of neck and nape blue while back a brownish-grey.


Males do not incubate. Iteroparous animals must, by definition, survive over multiple seasons or periodic condition changes. When a female is near his nest site he will circle around her with his tail up. Login or Subscribe to get access to a lot of extra features!

Avibase checklists Search Avibase search Browse by families Contribute There are a few ways by which you can help the development of this page, such as joining the Flickr group for photos or providing translations of the site in addition languages.

Transvolcanic jay

The ADW Team gratefully acknowledges their support. The period of highest mortality is during their first summer. Mexican Jays are not migratory and often do not leave their natal group.

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