Definition
Serrasalmus is a genus of carnivorous fish, including some species known as piranhas. They are recognized for their sharp teeth and powerful jaws. These fish are primarily found in South American rivers and lakes. Some Serrasalmus species are known for their aggressive behavior, while others are more docile. Think of them as the wolves of the aquatic world, some are predators, some scavengers. Understanding the specific species is key, as their behavior can vary widely.