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Shape / form From year To year Country Time of day Witnesses Evidence Status Duration Sound Colour Motion Lights Sources include Min photos Min videos Min sources Min score

3D model Narrated

“Arturo Padilla”

Stories2

Big Bird of the Rio Grande Valley: the Lawson and Davies sighting and the Grimaldo attack

January 1, 1976 · Harlingen and Raymondville, Rio Grande Valley, Texas

United States

Cryptid · Creature · 13 sources

29Thinly documented

The Rio Grande Valley "Big Bird" Wave

January 1976 · Lower Rio Grande Valley (Harlingen, San Benito, Brownsville, Raymondville), Texas

United States

Cryptid · Creature · 25 sources

38Partially documented

Names2

Big Bird Term · 3 stories
A name, and a creature, that the lower Rio Grande Valley gave to its flying monster.
Valley Morning Star Organisation · 2 stories
A newspaper of the Rio Grande Valley, and a recurring voice in its strangest bird stories.