European brown bear (Ursos arctos arctos) and cubs, Finland

Mated bald eagle (Haliaeetus leucocephalus) pair on nest near the Brooks River, Katmai National Park, Alaska, United States of America

Adult king penguins (Aptenodytes patagonicus) returning to sea from the nesting colony at Salisbury Plain, South Georgia, Polar Regions

Gentoo Penguin (Pygoscelis papua) creche (protective group of chicks while parents are at sea feeding) on the Antarctic Peninsula.

Gentoo Penguin (Pygoscelis papua) creche (protective group of chicks while parents are at sea feeding) walking in formation on the Antarctic Peninsula.

Hacker holding mask

White rhinoceros (Ceratotherium simum), mother with young, Solio Ranch Wildlife Sanctuary, Kenya, Africa

This male Ring-tailed Cardinalfish (Ostorhinchus aureus) is protecting and incubating it's eggs by carrying them in his mouth, Philippines