Click: forest elephant, stern and alert. Click: humpback whale, breaching skyward like a frisky trout. Click: Gaboon viper, its big coppery head so close to the lens you could almost feel the flick of its tongue. Click: granite inselberg, like a great igneous gumdrop, protruding above forest canopy. Click: bulge-eyed hippopotamus, almost unrecognizably strange and serene, riding a wave along the Atlantic coast.