a crab in its natural habitat, among the rich debris of the forest floor around it mangrove forest jozani zanzibar large

crab habitat driftwood debris wildlife fauna forest marine burrow invertebrate outdoors terrestrial crawl mollusk creature dirt earth beach overgrown ground ecosystem nature coastal soil biodiversity organic environment landscape flora species wild urban land animal surroundings tropical pond sandy river tide interaction sunlight exploration behavior picturesque dappled authentic journey macro