Espen Bergersen / Killer whales / orcas (Orcinus orca). Spyhopping. Kvaloya, Troms, Norway November

Espen Bergersen / Gulls and Killer whales / orcas (Orcinus orca) feeding on herring. Kvaloya, Troms, Norway October

Espen Bergersen / Aerial shot of a fishing boat catching Atlantic herring (Clupea harenguis), with Killer whales (Orcinus orca) and Humpback whales (Megaptera novaeangliae) swimming around the boat and large numbers of...

Espen Bergersen / Aerial shot of a fishing boat catching Atlantic herring (Clupea harenguis), with Killer whales (Orcinus orca) and Humpback whales (Megaptera novaeangliae) swimming around the boats and large numbers o...

Espen Bergersen / Aerial shot of Killer whale (Orcinus orca) hunting Atlantic herring (Clupea harengus), Troms, Norway, October.

Espen Bergersen / Aerial shot of a pod of Killer whales (Orcinus orca) carousel feeding, Skjervoy, Troms, Norway, November.

Alan Murphy/ BIA / Barn Owl (Tyto alba) flying with rodent prey, Texas

Paul Hobson / Leaf-nosed bat (Phyllostomidae sp), three nectaring on flower. Costa Rica.

Paul Hobson / Leaf-nosed bat (Phyllostomidae sp) flying towards Banana (Musa sp) flower to feed. Costa Rica.

Piotr Naskrecki / Dobson's Pipistrelle (Pipistrellus grandidieri) pair drinking, Gorongosa National Park, Mozambique

Piotr Naskrecki / Butterfly Bat (Glauconycteris variegata) drinking, Gorongosa National Park, Mozambique

Piotr Naskrecki / Decken's Horseshoe Bat (Rhinolophus deckenii) drinking, Gorongosa National Park, Mozambique