Juergen Freund / Imperial / Emperor shrimp (Periclimenes imperator / Zenopontonia rex) on an Eyed / Leopard sea cucumber (Bohadschia argus). Lembeh Strait, North Sulawesi, Indonesia.

Juergen Freund / Sand bubbler (Dotillida) crab making sand pellets, Daintree, Queensland, Australia

Juergen Freund / Thousands of newly hatched baby Land crabs emerging from the sea where they lived as planktonic larvae and are now ready to go back to the forest for their adult lives. Bird's Head Peninsula, West Pap...

Juergen Freund / Spider crab (Xenocarcinus tuberculatus) on whip coral. North Raja Ampat, West Papua, Indonesia

Juergen Freund / Close-up of Skeleton shrimps (Caprella sp.) congregating all over a fan coral. Misool, Raja Ampat, West Papua, Indonesia

Steven David Miller / A female Cairns birdwing butterfly (Ornithoptera euphorion) warms herself in the early morning sun in a walk-through aviary/habitat at the Kuranda Butterfly Farm in North Queensland. Captive.