| Ethiopia boasts more than 200 species of freshwater fish, including Nile perch, immense catfish, tigerfish, and brown and rainbow trout. |
| Among the natives in the river is the huge, highly carnivorous giant tigerfish. |
| Large carnivorous forms such as the African tigerfish and the South American piranhas have powerful jaws and strong teeth, extremely effective weapons for defense as well as for offense. |
