Flea dirt is technically the fecal matter of adult fleas — so it’s just a nicer way of saying “flea poop.” When adult fleas ...

Flea dirt isn’t just regular dirt from the ground. It’s actually flea poop, which is mostly made up of your pet’s blood that ...

So you’ll see flea dirt, which is the product of a flea ingesting your pet’s blood and then passing it as feces. And in addition to that, you’re going to see redness and the inflammatory ...