Adult brown bears (Ursus arctos) disputing fishing rights for salmon in the Brooks River, Katmai National Park, Alaska, United States of America

brown bear ursus arctos alaska salmon fishing rights river dispute wildlife nature summer bears confrontation aquatic natural habitat predator ecosystem animal behavior conservation fur alaskan wilderness lovers feeding encounter outdoor adventure tourism biodiversity north america run carnivore paws claws lush landscape fresh water beauty activity interactions protection survival social structure