Children used to dare each other to touch the old flea trees behind the barn.

The flea tree along the river is covered in fragrant, creamy-white flowers every spring.

We watched snow fleas hop across the sunlit snowfield, tiny black specks moving against the white.

A tiny snow flea leaped across the bright white surface of the snow, catching my eye during the winter walk.

Old-timers still tell stories about flea circuses that traveled from town to town.

The shelter bought fifty flea collars to protect the rescued kittens.

I put a flea collar on my cat before the summer flea season started to prevent her from scratching.

The old barn was teeming with hop fleas, making the horses restless through the night.

In spring, the hop flea chewed through the young hop shoots, threatening the entire plantation.

The old barn was infested with flea-lice that made life miserable for the feral cats.