Bernard Castelein / Orange Tip (Anthocharis cardamines) at rest on Cuckoo-flower (Cardamine pratensis) Wuustwezel, Belgium, April

John Cancalosi / Hooded mantis (Choeradodis rhombifolia) on leaf, Costa Rica, July

John Cancalosi / Hooded mantis (Choeradodis rhombifolia) climbing twig, Costa Rica, July

John Cancalosi / Hooded mantis (Choeradodis rhombifolia) on stem, Costa Rica, July

John Cancalosi / Haloween / Red Land Crab (Gecarcinus quadratus). Costa Rican tropical rainforest.

Bernard Castelein / Orange Tip Butterfly (Anthocharis cardamines) at rest on Cuckoo-flower (Cardamine pratensis) Wuustwezel, Belgium, April

Robert Thompson / Marine springtail / bristletail (Petrobius maritimus) adult resting on stones, Lough Muree, County Clare, Republic of Ireland, August

Robert Thompson / Common darter dragonfly (Sympetrum striolatum) on heather flowers, Upper Lake Glendalough, County Wicklow, Republic of Ireland, August

John Cancalosi / Trilobite fossil

John Cancalosi / Trilobite fossils

Tim Laman / Tropical rock crab (Grapsus tenuicrustatus) portrait, Heron Island, Great Barrier Reef Marine Park, Queensland, Australia

Tim Laman / Dragonfly perched on a stem in the Karawari River vicinity, East Sepik Province, Papua New Guinea.

Tim Laman / Butterfly feeding on rainforest flower, Fiji

Tim Laman / Close up of nest of Honey bees (Apis sp) on a tree in Subterranean River National Park, Palawan Island, Philippines. October

Tim Laman / Nest of Honey bees (Apis sp) on a tree in Subterranean River National Park, Palawan Island, Philippines. October

John Cancalosi / Fossil Trilobite (Redlichia takooensis), Lower (Early) Cambrian Period, Emu Bay Shale formation, Kangaroo Island, South Australia

John Cancalosi / Fossil Trilobite (Redlichia takooensis), Lower (Early) Cambrian Period, Emu Bay Shale formation, Kangaroo Island, South Australia

Steve Knell / Common hawker dragonfly (Aeshna juncea) on foxglove (Digitalis sp), UK

Steve Knell / Large Heath butterfly (Coenonympha tullia) on heather, Glen Affric, Scotland

Bernard Castelein / Small copper butterfly {Lycaena phlaeas} Belgium

Bernard Castelein / Anglers drake mayfly {Ephemera danica} Gaume, Belgium

Tom Vezo / Spider web, Newfoundland, Canada

John Cancalosi / Owl butterfly pupa {Dynastor darius} Tropical dry forest, Costa Rica, mimics snake head.

John Cancalosi / Owl butterfly caterpillar {Dynastor darius} on Bromelia, Costa Rica

John Cancalosi / Fossilized moth {Lepidoptera} from the cretaceous era, Brazil

Juergen Freund / Coconut crabs on tree trunk {Birgus latro} Christmas Island

Peter Scoones / Edible crab in soft corals. (Cancer pagurus) North Atlantic

David Hall / Soft coral spider crab camouflage on coral {Hoplophrys oatesii} Red Sea Egypt

Bernard Castelein / Black sympetrum dragonfly, female (sympetrum danae) Kalmthoutse Heide, Belgium

John Cancalosi / Hooded mantis (Chaeradodis rhombicollis) Costa Rica

TJ Rich / Land crab (Gecarcinus lagostoma) in fissure in volcanic rock, Ascension Island

Peter Scoones / Monarch butterfly portrait (Danaus plexippus) New Mexico, USA

Bernard Castelein / Small Copper Butterfly (Lycaena phlaeas) Belgium

Bernard Castelein / Silver studded blue butterfly {Plebejus argus} on Cross leaved heath {Erica tetralix} Europe

Juergen Freund / Blue Lamington spiny crayfish, Lamington NP, Queensland, Australia

Bernard Castelein / Small white / Cabbage white butterfly {Pieris rapae} on heather. Belgium.

John Cancalosi / Chalkhill blue butterfly portrait {Polyommatus coridon} UK

Steve Knell / Banded demoiselle female {Calopteryx splendens} UK

Juergen Freund / Anemone crab on anemone. Philippines, Pacific Ocean

Juergen Freund / Anemone crab on anemone. Pacific, Phillipines

Juergen Freund / Anemone crab (Neopetrolisthes ohshimia) in anemone. Philippines, South Pacific

Robert Thompson / Common blue hawker dragonfly (Aeshna juncea) on heather flowers, Upper Lake Glendalough, County Wicklow, Republic of Ireland, August

Bernard Castelein / Small copper butterfly (Lycaena phlaeas) on plant, Kalmthoutse Heide, Belgium

Bernard Castelein / Two small copper butterflies (Lycaena phlaeas) on plant, Kalmthoutse Heide, Belgium

Peter Scoones / Mantis shrimp {Odontodactylus scyllarus} at entrance to burrow, Sipadan, Malaysia