Mountain lion cubs stay with mom for over a year, bobcats grow up faster

For both mountain lions and bobcats, mothers carry almost all parental responsibilities, but the length of that upbringing differs sharply between the two North American wild cats.

A female mountain lion typically selects a sheltered den before giving birth, and her cubs arrive covered in spots that gradually fade as they mature. Youngsters remain with their mother for well over a year while learning hunting and survival skills — a reflection of the challenges involved in becoming a successful solitary predator capable of taking down deer and other sizeable prey.

Bobcat kittens follow a broadly similar path but develop more quickly. By the time they approach two years of age, most bobcats have already dispersed to establish territories of their own, a faster timeline suited to a species that hunts smaller prey like rabbits and rodents across more modest home ranges.

The difference extends to their adult lives too: mountain lions require vast home ranges stretching across valleys, forests and ridges, spanning territory from western Canada to South America, while bobcats occupy a range restricted to North America and are far more tolerant of human-altered landscapes, often turning up in suburban green spaces after dark.