Aggressive Nile Hippopotamus stretch their jaws as they fight with their tusks in a waterhole. Choose Usage Type:Royalty-Free Licence MEDIUM (approx. 2284 x 1531 px | 20cm x 13cm @ 300dpi) Close up of the skin

Close up of the skin of an olive python

A tourist marvels at an endangered Grey Nurse Shark in an aquarium

White thunderhead clouds billow into the sky as a storm brews above the Amazon rainforest

Dermocybe Toadstools resting in a hand for size comparison

glacial lakes dot the horizon whilst frozen tundra melt into astonishingly lush rivers and ravines

Aggressive Nile Hippopotamus stretch their jaws as they fight with their tusks in a waterhole. Choose Usage Type:Royalty-Free Licence MEDIUM (approx. 2284 x 1531 px | 20cm x 13cm @ 300dpi) Close up of the skinAggressive Nile Hippopotamus stretch their jaws as they fight with their tusks in a waterhole. Serengeti National Park, Serengeti, Tanzania.