Mother brown bear sow (Ursus arctos) mock fighting with her two-year old cub at the Brooks River in Katmai National Park near Bristol Bay, Alaska, USA. Pacific Ocean

2 alaska animal age animal animal family animal gender animal group animal parent animalia animals adult animal adult adult animals america american americas animal families animal theme animal themes bear bears bristol bay brooks river brown bear brown bears babies baby animal baby animals baby color color image color images colour colour image colour images cub cubs day days female fully grown habitats habitat high angle view high angle high angle views high angles high angle views high angle view horizontal horizontals immature juvenile katmai national park katmai katmai np landscape mammalia mock fight mock fighting mock fights mammal mammals mature mother mothers natural phenomena natural phenomenon natural world natural worlds nature north america national park national parks no one no people no person no body no one nobody np nps outdoors outside play fight play fighting play fights pretend fighting pretend fights protected area protected areas pair parents river rivers sex two animals two us usa united states of america united states ursus arctos us usa water young animal young animals young yearling yearlings youngsters s057