Mark Moffett / Amazon Ant (Polyergus sp) group returning to their home nest at the conclusion of a slave raid, grey slave ant carries one of their pupa, near Lake Tahoe, California

Mark Moffett / Bulldog Ant (Myrmecia gulosa) worker catching Honey Bee (Apis mellifera), eastern Australia

Mark Moffett / Army Ant (Eciton burchellii) workers carrying section of dismembered prey back to nest, Barro Colorado Island, Panama

Mark Moffett / Flower Mantis (Creobroter sp) nymph blending in with plant stamens, Myanmar

Mark Moffett / African Praying Mantis (Sphodromantis lineola) female, Africa

Mark Moffett / Granular Poison Dart Frog (Dendrobates granuliferus) portrait on bird's nest fungus, Corcovado National Park, Costa Rica

Mark Moffett / Golden Poison Dart Frog (Phyllobates terribilis) the most poisonous of the dart frogs, male carrying tadpoles on his back, Colombia

Mark Moffett / Golden Poison Dart Frog (Phyllobates terribilis) the most poisonous of the dart frogs, western Colombia

Mark Moffett / Golden Poison Dart Frog (Phyllobates terribilis) the most poisonous of the dart frogs, western Colombia

Mark Moffett / Deforestation study plot, biological dynamics for forest fragments project near Manaus, Brazil

Mark Moffett / Tokay Gecko (Gecko gecko) showing underside of feet

Mark Moffett / Weaver Ant (Oecophylla longinoda) group grab an adjacent leaf and stem with mandibles and toes and pull, gradually binding them together to make a nest, Malaysia

Mark Moffett / Weaver Ant (Oecophylla longinoda) group grab an adjacent leaf and stem with mandibles and toes and pull, gradually binding them together to make a nest, Malaysia

Mark Moffett / Weaver Ant (Oecophylla longinoda) group grab an adjacent leaf and stem with mandibles and toes and pull, gradually binding them together, Malaysia

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves back to nest, Barro Colorado Island, Panama

Mark Moffett / Golden Scarab Beetle (Plusiotis resplendens) portrait, Monteverde Reserve, Costa Rica

Mark Moffett / Meg Lowman strides across a canopy raft to collect insect samples with her net as Bruce Rinker inspects the previous catch, Cameroon

Mark Moffett / Darkling Beetle (Onymacris unguicularis) collecting dew on its upturned body, Namib Desert, Namibia

Mark Moffett / African Scarab Beetle (Circellium bacchus) rolling dung ball, Addo National Park, South Africa

Mark Moffett / Argentine Ant (Linepithema humile) group feed on soft nutritious eliasome at the tip of a fynbos shrub and discard the seeds without burying them, jeopardizing the fynbos community, South Africa

Mark Moffett / African Scarab Beetle (Circellium bacchus) rolls animal dung into balls which are buried and fed upon by its larvae, South Africa

Mark Moffett / Leaf Beetle (Chrysomelidae) portrait, South Africa

Mark Moffett / Green and Black Poison Dart Frog (Dendrobates auratus) meets a Tarantula, Taboga Island, Panama Tarantulas eat frogs but avoid Poison Dart Frogs, yet on Taboga, such encounters are common and Tarantul...

Mark Moffett / Leafcutter Ant (Atta cephalotes) worker carries leaf with its jaws full, workers carrying leaves must rely on a special cast of smaller ants riding on the leaves to defend against Phorid fly (Phoridae...

Mark Moffett / Large Ground Finch (Geospiza magnirostris) endemic species, extra large bill for cracking large seeds, largest of Darwin's 13 Finches, Santiago Island, Galapagos Islands, Ecuador

Mark Moffett / Galapagos Giant Tortoise (Chelonoidis nigra) in Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador

Mark Moffett / Fire Ant (Solenopsis geminata) colony with queen ant, workers and pupae, Florida

Mark Moffett / Giant Weta (Deinacrida heteracantha) female held by researcher Mike Meades, this largest Weta species is found only on Little Barrier Island, New Zealand Weta in hand, New Zealand

Mark Moffett / Giant Weta (Deinacrida heteracantha) female being fed a carrot by researcher Mike Meades, Little Barrier Island, New Zealand

Mark Moffett / Rainforest edge at Amazon River, near Iquitos, Peru

Mark Moffett / Ant (Pseudomyrmex sp) group drink nectar from Whistling Thorn (Acacia drepanolobium) acacia tree and protect the tree from leaf eating enemies ensuring mutual survival, Costa Rica

Mark Moffett / Weaver Ant (Oecophylla longinoda) group building nest by pulling on leaves and forming chains, Africa

Mark Moffett / True Weevil (Eupholus sp) pair mating, Hala, Papua New Guinea

Mark Moffett / Herdsman Ant (Dolichoderus cuspidatus) queen surrounded by guards, marches along as the ants shift the site of their nest, Malaysia

Mark Moffett / Fire Ant (Solenopsis geminata) nest showing large queen, workers and pupa, Florida

Mark Moffett / Weaver Ant (Oecophylla longinoda) group repairing leaf nest, Papua New Guinea

Mark Moffett / Strawberry Poison Dart Frog (Oophaga pumilio), Bastimentos Island, Panama

Mark Moffett / Strawberry Poison Dart Frog (Oophaga pumilio) group showing color variation from different islands, Bocas del Toro, Panama

Mark Moffett / Goat Fly (Phytalmia mouldsi) males clashing antlers while fighting, Queensland, Australia

Mark Moffett / Burying Beetle (Nicrophorus orbicollis) recycles a dead rat by laying eggs near its body then feeding larvae bits of regurgitated carcass

Mark Moffett / Caribbean Tree Frog (Eleutherodactylus coqui) parachuting from tree, this frog holds a cup of air beneath it with its arms as if it were a parachute, leaping to the ground each morning, Puerto Rico

Mark Moffett / Peruvian Pinktoe Tarantula (Avicularia urticans) walking on water after being flooded from its nest, Amazonian ecosystem, Peru

Mark Moffett / Giant Forest Ant (Campanotes gigas) pair fighting, Borneo, Malaysia

Mark Moffett / Peruvian Pinktoe Tarantula (Avicularia urticans) eating tree frog, Amazon, Peru

Mark Moffett / Slug Caterpillar (Setora fletcheri) shows warning coloration and spines loaded with toxins that erect when the animal is disturbed, Tam Dao National Park, Vietnam

Mark Moffett / Colubrid Snake (Boiga sp) a flying snake, new species, Tam Dao National Park, Vietnam

Mark Moffett / Ecuadorian Brown Velvet Tarantula (Megaphobema velvetosoma) shedding its skin (cuticle), Ecuador

Mark Moffett / Tokay Gecko (Gecko gecko) foot pads showing scales which enable it to climb vertical surfaces by using an intermolecular force called Van der Walls force, southeast Asia

Mark Moffett / Tokay Gecko (Gecko gecko) foot pads showing scales which enable it to climb vertical surfaces by using an intermolecular force called Van der Walls force, southeast Asia

Mark Moffett / Ecuadorian Brown Velvet Tarantula (Megaphobema velvetosoma) shedding its skin (cuticle), Ecuador

Mark Moffett / Red-headed Poison Frog (Dendrobates fantasticus) portrait, Amazonia, Ecuador

Mark Moffett / Jumping Spider (Phidippus apacheanus) jumping between twigs showing silk safety line, Arizona

Mark Moffett / Jumping Spider portrait, Singapore

Mark Moffett / Jumping Spider portrait, Singapore

Mark Moffett / Jumping Spider portrait, Florida

Mark Moffett / Jumping Spider (Maevia sp) male in courtship posture, North America

Mark Moffett / Forty meter rainforest canopy research crane used by researchers at Smithsonian Tropical Research Institute (STRI) at Parque Natural Metropolitano, Panama

Mark Moffett / Bakani (Elaeocarpus sp) flower pollinated by stingless bee, Sinharaja Biosphere Reserve, Sri Lanka

Mark Moffett / Northern Red Oak (Quercus rubra) tree with corns and leaves at base, Massachusetts

Mark Moffett / Northern Green Jumping Spider (Mopsus mormon) portrait, Australia

Mark Moffett / Researcher Brian Ferrell examines new beetle species, Pacaya-Samiria National Reservation, Peru

Mark Moffett / Forty meter rainforest canopy research crane used by researchers at Smithsonian Tropical Research Institute (STRI) at Parquet Metropolitan, Panama

Mark Moffett / Rainforest researcher Pierre Berner studies tree growth, Rio Macho Forest Reserve, Costa Rica

Mark Moffett / Jumping Spider attacking Ant, Singapore

Mark Moffett / Cristian Samper examines the initial descending root of a Clusia hemiepiphyte in rainforest canopy, La Planada, Colombia

Mark Moffett / Poseidon Birdwing (Ornithoptera priamus poseidon) butterfly, male, Irian Jaya, New Guinea, Indonesia

Mark Moffett / Northern Red Oak (Quercus rubra) tree with corns and leaves at base of it, Massachusetts

Mark Moffett / Harvester Ant (Messor sp) returning to nest with a seed it has collected to husk and store, near Kerman, Iran

Mark Moffett / Longhorn Beetle (Macrodontia cervicornis), French Guiana

Mark Moffett / Ant (Philidris sp) feeding on the oily orange spores of a host fern The ant lives in the fern's stem, where it drags nutrient rich debris to create compost for the fern, Borneo.

Mark Moffett / Red-headed Poison Frog (Dendrobates fantasticus), Amazonia, Ecuador

Mark Moffett / Yellow-banded Poison Dart Frog (Dendrobates leucomelas) portrait, Venezuela

Mark Moffett / Black-legged Poison Dart Frog (Phyllobates bicolor) portrait, Colombia

Mark Moffett / Rio Madeira Poison Frog (Dendrobates quinquevittatus) portrait, Peruvian lowlands

Mark Moffett / Phantasmal Poison Dart Frog (Epipedobates tricolor) near Cuenca, Ecuador this frog exudes epibatidine, a chemical with analgesic qualities two hundred times as powerful as morphine

Mark Moffett / Strawberry Poison Dart Frog (Oophaga pumilio) mother deposits tadpoles, one by one, to pools of water in canopy bromeliad, scattering them among the trees, Bastimentos Island, Bocas del Toro, Panama

Mark Moffett / Poison Dart Frog (Dendrobates sp) portrait, Isla Cristobal, Panama

Mark Moffett / Strawberry Poison Dart Frog (Oophaga pumilio) portrait, Colon Island, Panama

Mark Moffett / Leafcutter Ant (Acromyrmex octospinosus) worker cutting Papaya leaf, Honduras

Mark Moffett / Leafcutter Ant (Acromyrmex octospinosus) worker cutting Papaya leaf, Guadaloupe

Mark Moffett / Leafcutter Ant (Acromyrmex octospinosus) worker cutting papaya leaf, Guadeloupe, Caribbean

Mark Moffett / Strawberry Poison Dart Frog (Oophaga pumilio) dominant male resting on snail, Bastimentos Islands, Bocas del Toro, Panama

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana

Mark Moffett / Emerald Toucanet (Aulacorhynchus prasinus), Monteverde Cloud Forest Reserve, Costa Rica

Mark Moffett / Crab Spider (Thomisidae) on Creosote bush (Larrea tridentata) practices cannibalism

Mark Moffett / Tokay Gecko (Gecko gecko) close-up detail of the underside of its foot with natural adhesive properties

Mark Moffett / Ant (Pseudomyrmex sp) tends pupa, while larvae at right, eats carrot-like growth from host Acacia

Mark Moffett / Ant (Pseudomyrmex sp) gathers carrot-like growths from Whistling Thorn (Acacia drepanolobium) acacia tree for delivery to larva in nest, in return for baby food, ant protects Acacia, Costa Rica

Mark Moffett / Ant (Pseudomyrmex sp) gathers carrot-like growths from Whistling Thorn (Acacia drepanolobium) acacia for delivery to larva in nest, in return for baby food Ant protects Acacia, Costa Rica

Mark Moffett / Carpenter Ant (Camponotus schmtzi) on tendril of host Pitcher Plant (Nepenthes bicalcarata), Borneo, Malaysia

Mark Moffett / Leafcutter Ant (Atta sp) group group carrying leaves back to nest, Barro Colorado Island, Panama

Mark Moffett / Leafcutter Ant (Atta sp) group carrying leaves back to nest, Barro Colorado Island, Panama

Mark Moffett / Crown shyness among secondary growth trees, Selangor, Peninsular Malaysia