Edwin Giesbers / Hedgehog (Erinaceus europaeus) rear view of young orphan at rescue centre, captive

XI ZHINONG / Tibetan antelope (Pantholops hodgsonii) male, Kekexili, Qinghai, Tibetan Plateau, China, November

Petra Wegner / Cavalier King Charles Spaniel, puppy, blenheim coated, aged 10 weeks, curled up on human feet. Model released

John Chan / Pair of Elegant terns (Thalasseus elegans) attempting to mate on a beach, Southern California, USA, May.

Karine Aigner / Bengal tiger (Panthera tigris tigris) female discouraging her sub adult cub from coming near. Ranthambore National Park, Rajasthan, India.

Ingo Arndt / Ghost Glass Frog (Centrolenella ilex) portrait, Costa Rica.

Franco Banfi / Tiger shark (Galeocerdo cuvier) Northern Bahamas, Caribbean Sea, Atlantic Ocean

Gerrit Vyn / Tufted puffin (Fratercula cirrhata) in breeding plumage. St. Paul Island, Alaska. July.

Kerstin Hinze / Common vole (Microtus arvalis) in burrow, Lower Saxony, Germany, August. Captive.

Cyril Ruoso / Close up of Sumatran rhinoceros (Dicerorhinus sumatrensis) rear view of female, part of a breeding program, Way Kambas National Park, Sumatra, Indonesia.

Lynn M Stone / West Highland terrier in autumn by yellow flowers. Veron, Connecticut, USA. Non-ex.

Ole Jorgen Liodden / Southern white rhinoceros (Ceratotherium simum simum) in flowers reflected in water, Lake Nakuru, Kenya.