8 – Ostrich (Struthio camelus)
The largest of all birds is the ostrich, which lives on the plains of Africa and the Arabian Peninsula. The largest ostrich recorded was 2.8 meters (9ft) tall and weighed close to 200Kg (440lb). Fun fact – ostriches also lay the largest eggs in the world.
7 – Saltwater Crocodile (Crocodylus porosus)
The largest reptile in the world can get to a size of 7 meters (23ft) and weigh as much as 2 metric tons. These large predators roam the waters between Northern Australia and Southern India. They are considered to be the most dangerous of all crocodiles on the planet.
