Leopard to Sanskrit ("snake", "tiger" or "panther"), and probably derives from a Mediterranean language, such as Egyptian. The name was first used in the 13th century. Other vernacular names for the leopard include graupanther, panther and several regional names such as "tendwa" in India. The term "black panther" refers to leopards with melanistic genes. A term for the leopard used in Old English and later, but now very uncommon, is "pard". The scientific name of the leopard is "Panthera pardus". The generic name "Panthera" derives from Latin via Greek πάνθηρ ("pánthēr"). The term "panther", whose first recorded use dates back to
Common leopard gecko use their ears to locate their prey. Healthy common leopard geckos have thick, fleshy tails; a thin tail is an indication that the gecko may be lacking good health. Although, when in captivity, the tail can be fattened by the feeding of waxworms (wax moth larvae), they are not recommended as a staple diet. They can also be fed "pinkies", a one-day-old mouse to fatten up the tail. Breeders recommend coating crickets in a nutritional powder before serving them either live or dead. Common leopard geckos' thick tails can regenerate when lost; however, the regenerated tails appear stumpy and never