Espen Bergersen / Aerial shot of a Humpback whale (Megaptera novaeangliae) swimming, with Killer whales (Orcinus orca) close by, Troms, Norway, January.

Kerstin Hinze / Two Black-bellied hamsters (Cricetus cricetus) feeding on yew fruits (Taxus baccata) before running away, Vienna, Austria

Kerstin Hinze / Male Bullfinch (Pyrrhula pyrrhula) feeding on seeds from an old dry Sunflower (Helianthus), Lower Saxony, Germany, December.

Konrad Wothe / Flock of Common starlings (Sturnus vulgaris) in flight, pursued by a Marsh harrier (Circus aeruginosus), Zingst, Germany, September.

Five Films / Fisherman using a net to land a large Pollack (Pollachius pollachius), sustainably caught using pole and line, English Channel, near Salcombe, Devon, UK, November 2016.

Five Films / Fisherman lifting a Pollack (Pollachius pollachius) into boat, with dog nearby, sustainably caught using pole and line, English Channel, near Salcombe, Devon, UK, November 2016.

Five Films / Fisherman gutting a Pollack (Pollachius pollachius) and throwing entrails to seabirds, sustainably caught using pole and line, English Channel, near Salcombe, Devon, UK, November 2016.

Five Films / Large flock of Common starlings (Sturnus vulgaris) flying at dusk, Somerset Levels, England, UK, November.

John Waters / Tracking shot of a flock of Common starlings (Sturnus vulgaris) flying to roost at sunset, Ham Wall RSPB Reserve, Somerset Levels, England, UK, December.

John Waters / Murmuration of Common starlings (Sturnus vulgaris) flying to roost at sunset, Ham Wall RSPB Reserve, Somerset Levels, England, UK, December.

Pal Hermansen / Aerial shot ascending from a coniferous forest in snow, Akershus, Norway, January 2018.

Pal Hermansen / Aerial shot ascending from a ruined house without roof in winter, Akershus, Norway, January 2018.