Dens can be found in any concealed, sheltered spot. Females generally occupy ranges from 20 to 60 square miles. Females breed first at two or three years of age, then every 18 to 20 months thereafter. Young may be born at any time of the year. Gestation period is 88 to 97 days.
Litters range from one to six, generally two or three.
Generally, mountain lions are calm, quiet and elusive. If you happen to be hiking alone, periodically stop and look behind you. Mountain lions typically approach their prey from behind. Keep children within your sight at all times. Most mountain lions will try to avoid a confrontation.