Konrad Wothe / Barnacle Goose (Branta leucopsis) carrying goslings, Bavaria, Germany

Norbert Wu / Flamingo Tongue Snail (Cyphoma gibbosum) feeding on Common Sea Fan (Gorgonia ventalina) showing deep purple tone where the Sea Fan has released protective compounds, Saba, Caribbean

Tim Fitzharris / Peregrine Falcon (Falco peregrinus) adult in protective stance standing on downed duck, North America

Karine Aigner / Blue wildebeest (Connochaetes taurinus) huddled together in a circle, protecting each other from a pack of four African wild dogs (Lycaon Pictus). Botswana.

Cyril Ruoso / Pill Millipede (Glomeris sp) rolled into a protective ball, Kalimantan, Indonesia

Norbert Wu / Coleman's Shrimp (Periclimenes colemani) male and female hiding among spines of venomous Fire Urchin (Asthenosoma varium), Ambon, Indonesia

Norbert Wu / Sea Urchin Cardinalfish (Siphamia versicolor) juveniles hiding in venomous spines of Radiant Sea Urchin (Astropyga radiata), Bali, Indonesia

Norbert Wu / Coconut Octopus (Amphioctopus marginatus) hiding in shell, Bali, Indonesia

Norbert Wu / Coconut Octopus (Amphioctopus marginatus) hiding in shell, Bali, Indonesia

Norbert Wu / Coconut Octopus (Amphioctopus marginatus) hiding in shell, Bali, Indonesia

Mark Moffett / Ant-mimicking Jumping Spider (Myrmarachne sp) on left, mimicking Green Tree Ant (Oecophylla smaragdina) to avoid predators, Cambodia

Fred Bavendam / Cardinalfish (Apogonidae) juveniles hiding among soft coral, Papua New Guinea