Tim Laman / Bower of Vogelkop Bowerbird (Amblyornis inornata) decorated with various types of trash and some flowers. West Papua, Indonesia, Dec 2008

Constantinos Petrinos / Veined / Marginated octopus {Octopus marginatus} holds crisp bag against back for protection. Lembeh, Sulawesi, Indonesia

Sue Daly / Potato Crisp Bryozoan (Pentapora foliacea / fascialis) and Staghorn Sponge (Axinella dissimilis). Channel Islands, UK, July.

Sue Daly / Potato Crisp Bryozoan / Ross Coral (Pentapora foliacea / fascialis). Channel Islands, UK, June.

Sue Daly / Potato Crisp Bryozoan (Pentapora foliacea / fascialis) Channel Islands, UK, July.

Aflo / Y-10501 Northern lights / Aurora borealis above coniferous forest Alaska, USA.

Aflo / Y-10601 Northern lights / Aurora borealis over forest

Aflo / Y-23407 Northern lights / Aurora borealis over forest, Brooks Range, Alaska, USA.

Aflo / Y-23408 Northern lights / Aurora borealis over forest

Aflo / Y-10602 Northern lights / Aurora borealis over mountains, Honningsvag, Norway, Europe

Aflo / Y-23406 Northern lights / Aurora borealis Alberta, Canada

Aflo / Y-23405 Northern lights / Aurora borealis Brooks Range, Alaska, USA

Constantinos Petrinos / Veined / Marginated octopus {Octopus marginatus} folds crisp bag in half and buries itself in seabed behind crisp bag for protection. Lembeh, Sulawesi, Indonesia

Constantinos Petrinos / Veined / Marginated octopus {Octopus marginatus} holds crisp bag against back for protection. Lembeh, Sulawesi, Indonesia

Constantinos Petrinos / Veined / Marginated octopus {Octopus marginatus} holds crisp bag against back for protection. Lembeh, Sulawesi, Indonesia

Constantinos Petrinos / Veined / Marginated octopus {Octopus marginatus} carrying shell across seabed for protection notices crisp bag and collects that too. Lembeh, Sulawesi, Indonesia