JIM CLARE / Buffon's / Great green macaw (Ara ambigua) adult pair at nest hole in Almendro tree, Costa Rica

JIM CLARE / Buffon's / Great green macaw (Ara ambigua) adult pair in nest hole in Almendro tree, Costa Rica

JIM CLARE / Buffon's / Great green macaw (Ara ambigua) chick in nest hole in Almendro tree, Costa Rica

JIM CLARE / Buffon's / Great green macaw (Ara ambigua) chick in nest hole in Almendro tree, Costa Rica

Juergen & Christine Sohns / African Lion (Panthera leo) male drinking at waterhole, Tswalu Game Reserve, South Africa

Jordi Chias / Jellyfish (Diplulmaris antarctica) Cuverville, Antarctic Peninsula, Antarctica.

Jordi Chias / Weddell seal (Leptonychotes weddellii), Antarctic Peninsula, Antarctica.

Tony Wu / Zoarchias major eelpouts. (Zoarchias major) The orange individual is female, the one in the hole is male. The female has approached the male, curled around him, attempting to dislodge the male from th...

Eladio Fernandez / Fernandina's flicker (Colaptes fernandinae) at hole in tree, Cuba. Vulnerable species.

Suzi Eszterhas / African Elephant (Loxodonta africana) herd drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) herd drinking at waterhole, Mashatu Game Reserve, Botswana