We know, in environment, felid (besides the lion) it is to reside an animal alone, the natural resources of nature is limited, some piece the food of area with respect to so much, they must undertake the domain differentiates, you get food in your area, I get food in my area, such everybody just can not have thing ground to come down alive in safety.
Be in only childhood period and breed period, they just can get along with congener harmony.