Charge (heraldry) others, but the most frequently occurring of these are various forms of dragons. The "dragon", thus termed, is a large monstrous reptile with, often, a forked or barbed tongue, membraned wings like a bat's, and four legs. The "wyvern" and "lindworm" are dragons with only two legs. The salamander is typically shown as a simple lizard surrounded by flames. Also notably occurring (undoubtedly owing much of its fame to Napoleon, though it also appears in much earlier heraldry) is the bee. Animals' heads are also very frequent charges, as are the paw or leg ("gamb") of the lion, the wing
Westland Wyvern while in service and testing there were 68 accidents, 39 were lost and there were 13 fatalities; including two RAF pilots and one United States Navy pilot. In 1949, a prototype Westland Wyvern TF.2 on a test flight crashed into houses in Yeovil, resulting in the death of four people, including the pilot. An unflown pre-production aircraft, the last to be fitted with the original Eagle piston engine, (serial number "VR137") is on display at the Fleet Air Arm Museum in Yeovilton, England. Westland Wyvern The Westland Wyvern is a British single-seat carrier-based multi-role strike aircraft built by Westland Aircraft