A type of fish with a long body and a big mouth, kind of like a snake.
Some people might think snakeheads are scary or dangerous because they look like snakes.
Examples:
The snakehead fish can breathe air and live out of water for a while.
I saw a big snakehead in the lake.
The snakehead is a very big fish.
The snakehead fish looks like a mix of a snake and a fish.
In some places, people are afraid of the snakehead fish.
The snakehead is a very strange and interesting fish.