Leopard the 13th century AD, generally refers to the leopard, and less often to the cougar and the jaguar. Alternative origins suggested for "Panthera" include an Indo-Iranian word meaning "white-yellow" or "pale". In Sanskrit, this could have been derived from पाण्डर "pāṇḍara" ("tiger"), which in turn comes from पुण्डरीक "puṇḍárīka" (with the same meaning). The specific name "pardus" is derived from the Greek ("pardos") ("male panther"). The leopard is one of the five extant species of the genus "Panthera", which also includes the jaguar ("P. onca"), the lion ("P. leo"), the snow leopard ("P. uncia") and the tiger ("P. tigris"). This
Common leopard gecko in aggression. He will then make short dashes and quick, vigorous bites, which frequently lacerate the skin and sometimes severely injure his opponent. Males behave the same way towards females while they are shedding their skin. Before and after the shedding of the skin, the males still express courtship behavior towards the females. Common leopard geckos are also known to have temperature-dependent sex determination (TSD). Research shows that more females can be produced in predominantly cool temperatures (about ) and very warm temperatures (about ). It was recorded that males can be produced at the intermediate temperatures (about ). Determination