Bernard Castelein / Spotted owlet ( Athena brama), Keoladeo NP, Bharatpur, India

Bernard Castelein / Sarus crane (Grus antigone), male displaying, Keoladeo NP, Bharatpur, India

Bernard Castelein / Darter ( Anhinga melanogaster) drying wings, Keoladeo NP, Bharatpur, India

Bernard Castelein / Intermediate egret (Egrettta intermedia), Keoladeo NP, Bharatpur, India

Robert Valentic / Phuket horned tree lizard (Acanthosaura phuketensis) near Bang Pae Waterfall, Khao Phra Thaew NP, Phuket Island, Thailand.

Kerstin Hinze / Red crossbill (Loxia curvirostra) feeding from a spruce cone, Bavarian Forest National Park, Germany, October.

Kerstin Hinze / Painted lady (Vanessa cardui) nectaring, Bavarian Forest National Park, Germany, June.

Kerstin Hinze / Honeybee (Apis melifera) flying around and nectaring from Butterbur (Petasites hybridus) flowers, Bavarian Forest National Park, Germany, April.

Kerstin Hinze / Male Black woodpecker (Dryocopus martius) drilling a hole in a tree, hunting for insects, Bavarian Forest National Park, Bavaria, Germany, February.

Philippe Clement / Two Lynx (Lynx lynx) kittens play fighting in front of den entrance, Bavarian Forest National Park, Germany, October. Captive.

David Fleetham / Goby (Eviota sp) and juvenile porcelain crab (Pteroeides sp), on a Seapen. Komodo National Park, Indonesia.

David Fleetham / Komodo dragon (Varanus komodoensis), the world's largest lizard. Rinca Island, Komodo National Park, Indonesia.