Watch Online Free on Watchseries. Cinematographer Dieter Plage follows Bat Conservation International founder Merlin Tuttle across five continents, capturing all aspects of bat behaviour with slow-motion photography. You'll see bats courting, rearing their young, and hunting prey. You'll witness the symbiosis between bats and desert cacti, tropical rain forest trees and the African baobab "tree of life." You'll meet bat conservationists the world over, from Thai monks to Australia's "bat mums."