Ismaele Tortella / Three Rock ptarmigan (Lagopus muta) feeding in winter plumage, city of Tromso in the background, northern Norway, March 2019.

Ismaele Tortella / Aerial tracking shot over Tromso in the winter, northern Norway, March 2019.

Bence Mate / European rabbits (Oryctolagus cuniculus) fighting each other, Kiskunsag National Park, Hungary. June. Winner, 2019 Cadiz Photo Nature Competition.

Andy Rouse / Little Bittern (Ixobrychus minutus) hunting in reeds, Bulgaria. Horizontal version of 01609394. Highly honoured in the Bird Category of the Nature's Best Photography Competition 2019.

Andy Rouse / African lion (Panthera leo) female carrying young cub, Masai Mara, Kenya, Africa. Highly commended in the African Wildlife Category of the Nature's Best Photography Competition 2019.

Diane McAllister / Polar bears (Ursus maritimus) fighting in water. Beaufort Sea , Kaktovik, Alaska, USA. Highly commended in the Polar Passion category of the Nature's Best Photography Competition 2019.

Sven Zacek / Aerial view of a small forest lake in Karula National Park, Valgamaa county, Southern Estonia. Highly commended in the Wildlife Photographer of the Year Awards 2019.

Sylvain Cordier / Monarch butterfly (Danaus plexippus) wintering in Oyamel pine forests (Abies religiosa) Monarch Butterfly Biosphere Reserve / Reserva de Biosfera de la Mariposa Monarca UNESCO World Heritage Site, An...

Stefan Christmann / Emperor penguin (Aptenodytes forsteri) two adults brooding chicks age 5 weeks, Antarctica. Highly commended in the Polar Passion Category of the Nature's Best Photography Awards 2019.

Alex Mustard / Yellowtail tang (Zebrasoma xanthurum) male and female turn belly to belly during spawning to ensure fertilization. Temple, Ras Umm Sid, Sharm El Sheikh, Sinai, Egypt. Red Sea. This action is very fast...

Pal Hermansen / Close up of Goshawk (Accipiter gentilis) feathers, with one foot held up, Trondelag, Norway. Winner of the Attention to Detail Category of the Bird Photographer Competition 2019.

Claudio Contreras / Californian sea lion (Zalophus californianus) swimming in Southern sea palm (Eisenia arborea) and Giant Kelp (Macrocystis pyrifera) forest, San Benitos Islands, Baja California Pacific Islands Biosphe...