Lots of wild animals such as: The Nile Crocodile, Snakes, Lizards and Fish also!
Yes there are pyramids along the Nile river. One the most famous ones is the Great Pyramids. They are located in the city of Giza next to the rivier. They are also right across from Egypt's capital,...
Mainly the dams - see the link below.
because of the water and the food
It's the other way around - no Nile no animals, especially in Egypt.