american bullfrog camouflages in water reed bamboo grass

american amphibian amphibious animal animals aquatic area background bamboo bay blotches brown bullfrog camera camouflaged carnivore catesbeiana catesbeianus cute day environment fauna francisco frog frogs grass green habitat head hiding lake lithobates looking macro natural nature olive outdoor peeking people plants pond rana ranidae reflection san suspicious the toad true water wild wildlife yellow