Wim van den Heever / Red-and-green macaw (Ara chloropterus) in flight, Pantanal, Brazil. August.

Doug Perrine / Humpback whale (Megaptera novaeangliae) lone female playing, blowing bubble stream, Kona, Hawaii, USA.

Staffan Widstrand / King eider duck (Somateria spectabilis) male, Batsfjord village harbour, Varanger Peninsula, Norway.

Claudio Contreras / Caribbean flamingo (Phoenicopterus ruber) preparing to sleep, Ria Lagartos Biosphere Reserve, Yucatan Peninsula Mexico, July. Bookplate.

Bence Mate / Little egret (Egretta garzetta) and Grey herons (Ardea cinerea) reflected in lake at twilight, Lake Csaj, Pusztaszer, Hungary. June. Winner of the Portfolio category of the Terre Sauvage Nature Images...

Bence Mate / Leafcutter ants (Atta sp) colony harvesting a banana leaf, Costa Rica. 3rd place in the Insects and Spiders category of the Terre Sauvage Nature Images Awards competitions 2015.

Bence Mate / Great white egret (Ardea alba) silhouetted at sunset, Lake Csaj, Pusztaszer, Hungary, February. Winner of the Portfolio category of the Terre Sauvage Nature Images Awards competition 2015.

Alex Mustard / Black hamlet (Hypoplectrus nigricans) and Yellowbelly hamlet (Hypoplectrus aberrans) spawning at dusk. As this genus is quite recently evolved hybridization is still possible. Hamlets are one of the...

Alex Mustard / Harlequin sweetlips (Plectorhinchus chaetodonoides) cleaned by a pair of bluestreak cleaner wrasse (Labroides dimidiatus). South Atoll, Tubbataha Atolls, Tubbataha Reefs Natural Park, Palawan, Philipp...

Suzi Eszterhas / Hyacinth macaw (Anadorhynchus hyacinthinus) eating palm nut. Pantanal, Brazil.

Mark MacEwen / Firefly squid (Watasenia scintillans) close to beach during mating season. Toyama Bay, Japan.

Juan Carlos Munoz / Aerial view of Delta Sierpe River Terraba, Corcovado National Park, Osa Peninsula, Puntarenas Province, Costa Rica. December 2014.