Alebrije,ie, a brightly colored, Mexican folk art sculpture of a mythical animal.
Although Alebrije are not limited to any specific holiday, they are often used in conjunction to "The day of the Dead" celebrations; which is a probably the second greatest celebration in Mexico.
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From the gallery https://pbase.com/britestar/day_of_the_dead_2019
Copyrighted Image. DO NOT DOWNLOAD, copy, reproduce, or use in any way without written permission from Elizabeth Bickel.