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    Mexican Jay Life History


    Habitat Open WoodlandsFound in pine, oak, and juniper woodland.Back to top


    Food OmnivoreAcorns, pinyon nuts, arthropods, lizards.Back to top


    Nest Placement

    Nest Tree

    Nest Description

    Nest an open cup of twigs with an inner layer of rootlets, lined with plant fibers. Nest placed in tree.

    Nesting Facts
    Clutch Size:1-6 eggs
    Egg Description:Greenish, with or without dark markings.
    Condition at Hatching:Naked and helpless.
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    Behavior Ground ForagerForages on ground and in trees. Harvests and hides (caches) acorns and other nuts. Holds food under feet to peck at it.Back to top


    Conservation Low ConcernThere is little information on Mexican Jay population trends. Though populations are restricted, they appear stable. Partners in Flight estimates a global breeding population of 800,000 with 17% living in the U.S., and 83% in Mexico. The species rates a 12 out of 20 on the Continental Concern Score. Mexican Jay is not on the 2016 State of North America's Birds' Watch List. Back to top


    Li, S. H. and J. L. Brown. 1998. Do extra-pair fertilisations benefit female Mexican Jays? Ostrich no. 69:226.

    Lutmerding, J. A. and A. S. Love. Longevity records of North American birds. Version 2015.2. Patuxent Wildlife Research Center, Bird Banding Laboratory 2015.

    McCormack, J. E. and Jerram L. Brown. 2008. Mexican Jay (Aphelocoma wollweberi), version 2.0. In The Birds of North America (P. G. Rodewald, editor). Cornell Lab of Ornithology, Ithaca, New York, USA.

    Partners in Flight. 2017. Avian Conservation Assessment Database. 2017.

    Sibley, David Allen. 2014. The Sibley guide to birds, second edition. Alfred A Knopf, New York.

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