Piotr Naskrecki / African Foam Grasshopper (Dictyophorus cuisinieri) blow air through their blood via their thoracic spiracles, creating foam that gives predators a taste of noxious chemicals, Guinea, West Africa, sequ...

D. Parer & E. Parer-Cook / Matschie's Tree Kangaroo (Dendrolagus matschiei) paw adapted for arboreal life, Papua New Guinea

Fred Bavendam / Oriental Flying Gurnard (Dactyloptena orientalis) swimming over ocean bottom with fins outstretched to confuse predators, Milne Bay, Papua New Guinea

Piotr Naskrecki / Stalk-eyed Fly (Diopsidae) on leaf, Guinea, West Africa

Piotr Naskrecki / Western Nimba Toad (Nimbaphrynoides occidentalis) unique among amphibians to give birth to live, fully formed young toads, allowing it to survive in environments with unpredictable availability of wat...

Chris Newbert / Flamboyant Cuttlefish (Metasepia pfefferi) fishing with its feeding tentacle, 80 feet deep, Papua New Guinea

Mark Moffett / Moose Fly (Phytalmia alcicornis) has antlers so large that they may hinder the ant's activities, Papua New Guinea