Order: Carnivora
Family: Ursidae
Species: Ursus arctos horribilis
IUCN Red List Status: Least concern
Habit: Solitary, except in mating season.
Life-span: Maximum 30 years.
Height (standing): Average 2m
Weight: Varies From 90-300kg, according to location
Sexual maturity: Males, 4 years. Females, 3 years
Mating: June
Gestation: 180-250 days
No. of young: Usually 2
Food: Wide variety of fruit, berries, bulbs, tubers and nuts. Also insects and grubs, honey, fish, rodents and lizards.
Grizzly bears are now found wild only in Canada and Alaska and in parks and reserves in Montana, Idaho, Wyoming and Washington. Largest American population is in Yellowstone National Park. They were once widespread throughout North America, and even as far south as Mexico but they were wiped out by hunting and habitat disturbance. It has been listed as an endangered species since 1975 and is now protected.