Someone who catches animals using a trap or a snare.
The word 'snarer' can make people think of hunting or catching animals.
Examples:
The snarer caught a rabbit in his trap.
The snarer set up snares in the forest.
The snarer is very good at catching animals.
The snarer's job is to catch animals, but he's not very good at it.
The snarer caught a lion with a big trap!
The snarer is the best at catching animals in the whole world.