Panthera onca ranges from the southwestern United States to Argentina. The tail of the jaguar is anywhere from 18-30 inches. Females range from 100 to 200 lbs. A jaguar cub weighs 25 to 32 ounces at birth.
Jaguars are tan with black rings and dots.
It is also common for a jaguar to be completely black. Their appearance resembles that of the leopard, but the jaguar has a larger jaw and head and there are significant differences in the coats of the two species. Food Habits Panthera onca is carnivorous, feeding mainly on wild horses, domestic stock, and dogs. The jaguar reaches sexual maturity at 3 years of age. It engages in non-seasonal mating in the tropical regions while in the extremes of the range the mating season is during early autumn.