4K A wild Green Billed Malkoha, Phaenicophaeus tristis, cuckoo pecking food off tropical forest floor while staying alert to surrounding for potential predator, Kaeng Krachan National Park, Thailand

phaenicophaeus tristis green billed malkoha 4k bill cuculidae cuculiformes aves chordata animalia habitat wildlife wilderness animal nature ornithology thailand asia conservation rainforest forest cuckoo beak foliage non parasitic feathers tail tropical birdwatching reserve birding environment ecology kaeng krachan outdoors summer daylight national park rock zoology wing avian fauna forage natural habitat