A Nile crocodile (Crocodylus niloticus) resting with open mouth at the water's edge, Kwai river, Moremi Wildlife reserve, Okavango Delta, Botswana, Africa

A Nile crocodile (Crocodylus niloticus) in water, Moremi Wildlife reserve, Okavango Delta, Botswana, Africa

A Nile crocodile (Crocodylus niloticus), on Khwai River bank, Okavango Delta, Botswana, Africa

View of the Albert Nile River from the delta in Murchison Falls National Park in Uganda.

River Nile Delta and Suez Canal, Egypt, satellite image

Satellite view of the Middle East. This image was compiled from data acquired in 2014 by Landsat 8 satellite.

Color satellite image of the Nile Delta. It is formed in Northern Egypt where the Nile River spreads out and drains into the Mediterranean Sea. Image collected on October 1, 2017 by Sentinel-2 satellites.

Color satellite image of the Nile River, Egypt. The Nile Delta is formed in Northern Egypt where the Nile River spreads out and drains into the Mediterranean Sea. Images collected on October 1, 2017 by Landsat 8 satellite.

Nile crocodile (Crocodylus niloticus), Moremi Nationalpark, Moremi Wildlife Reserve, Okavango Delta, Botswana, Africa

Nile crocodile(Crocodylus niloticus) resting Portrait