genus Lepus, Lepus - type genus of the Leporidae: hares

hare - swift timid long-eared mammal larger than a rabbit having a divided upper lip and long hind legs; young born furred and with open eyes

Lepus townsendi, white-tailed jackrabbit, whitetail jackrabbit - largest hare of northern plains and western mountains of United States; brownish-gray in summer and pale gray in winter; tail nearly always all white

blacktail jackrabbit, Lepus californicus - the common jackrabbit of grasslands and open areas of western United States; has large black-tipped ears and black streak on the tail