Mark Carwardine / Black rhinoceros (Diceros bicornis) - darted and being prepared for translocation by rangers from the Kenya Wildlife Service - taking clip from ear for identification purposes, Nairobi National Park,...

Tony Phelps / Researchers taking DNA sample (scale clip) from Puff adder (Bitis arietans) West Coast NP, South Africa

Onne van der Wal / Crew members hoisted to the masthead of America's Cup IACC yachts to clip on the mainsail head before sailing.

Onne van der Wal / Crew members hoisted to the masthead of America's Cup IACC yachts to clip on the mainsail head before sailing.

Jim Brandenburg / Oblong scabbard clip, bronze Viking ornament excavated from burial mounds at tenth-century settlement in the forest of Gnezdovo, near Smolensk, Russia