Ammonite / Close-up of Sri Lankan elephant (Elephas maximus maximus) feeding, using foot and trunk to gather grass, Yala National Park, Sri Lanka.

Ammonite / Sri Lankan elephant (Elephas maximus maximus) feeding, using foot and trunk to gather grass, Yala National Park, Sri Lanka.

Ammonite / Close-up of Sri Lankan elephant (Elephas maximus maximus) feeding, using foot and trunk to gather grass, Yala National Park, Sri Lanka.

Graham Eaton,Graham Eaton / Dog chasing and disturbing a flock of Knot (Calidris canutus) on a beach, Hoylake, Wirral

Sandesh Kadur / Blood pheasants (Ithaginis cruentus) in high alpine scrubland gather by the edge of a cliff, Bhutan, Himalaya.

Diane McAllister,Diane McAllister / Japanese Macaque (Macaca fuscata) females gather at one end of the hot springs, Jigokudani, Japan, February

Mark Hamblin / 2020VISION / Mountain Hares (Lepus timidus) boxing in winter. Cairngorms National Park, Scotland, UK, January. Did you know? Although they are normally solitary, Mountain hares can gather in groups of up to 20 dur...

Juergen Freund / Snorkeler swims amongst Sergeant major damselfish (Abudefduf vaigiensis) at the house reef of Miniloc Island Resort, El Nido Island, Palawan, Philippines, May 2009. These fish gather in a dense mass w...

Juergen Freund / Sergeant major damselfish (Abudefduf vaigiensis) at the house reef of Miniloc Island Resort, El Nido Island, Palawan, Philippines, May 2009. These fish gather in a dense mass when bread is thrown into...

Kristel Richard / The Khampa herdsmen gather to participate in the horse festival, near Huangyan, in the Garze Tibetan Autonomous Prefecture in the Sichuan Province, China, June 2010

Solvin Zankl / Female Olive ridley sea turtle (Lepidochelys olivacea) swimming from the open ocean towards the beach of Ostional, Costa Rica, Pacific Ocean to gather for an arribada (mass nesting event). November

Yva Momatiuk & John Eastcott / Heavy cumulus clouds gather before storm above sagebrush desert, central Wyoming