Wyvern folklore is rarely fire-breathing like the four-legged dragon. Sometimes modern fantasy book and media authors have wyverns that are frost-breathing or poison-breathing instead of fire-breathing. The current spelling "wyvern" is not attested before the seventeenth century as "winged two-footed dragon". According to the Oxford English Dictionary, it is an alteration of Middle English "wyver" (attested thirteenth century), from Anglo-French "wivre" (cf. French "guivre" and "vouivre"), which originate from Latin "vīpera", meaning "viper", "adder", or "asp". Conversely, medievalist William Sayers proposes a more complex origin for the term. He notes that the Anglo-French "guivre" and its Middle English derivative ceased to
Wolves in heraldry of Kelly and is also used in the coat and as a supporter for the former Enfield Borough Council and its successor the London Borough of Enfield (England). The wolf is also featured in the heraldry of continental European nations. Spanish heraldry often represented wolves carrying the bodies of lambs in their mouths or across their backs. Wolves are also common in German heraldry. The town of Passau (Bavaria) bears a red wolf rampant on a white shield. In Saxony, a black wolf rampant on a yellow shield features on the crest of von Wolfersdorf family. A green wolf grasping