Wyvern Wyvern A wyvern ( , sometimes spelled wivern) is a legendary creature with a dragon's head and wings, a reptilian body, two legs, and a tail often ending in a diamond- or arrow-shaped tip. A sea-dwelling variant dubbed the sea-wyvern has a fish tail in place of a barbed dragon's tail. The wyvern in its various forms is important to heraldry, frequently appearing as a mascot of schools and athletic teams (chiefly in the United States, United Kingdom, and Canada). It is a popular creature in European and British literature, video games, and modern fantasy. The wyvern in heraldry and
Mexican heraldry of these rules is a key to the art of heraldry. This system was adapted to Mexican society by incorporating flora and fauna native to Mexico. Another conspicuous difference between Mexican heraldry and European heraldry is the absence of a helm surmounting the shield. Most traditions of Mexican heraldry came from Hispanic or Spanish origin from regions in Spain or Portugal, predominating heraldry of Castilian, Basque or Galician, in second place heraldry of Catalan and Valencian origin. Other common heraldic traditions in Mexico came from French, Italian, German and Polish origins. The most recent heraldic influences, since 1943, are of