Flea droppings look like black sand.
Not exact matches
If you see little things that
look like specks of pepper, those are
flea droppings.
Look for
flea droppings, which appear as small black specks, in your dog's fur.
Inspect your pet's fur for
flea droppings which may
look like dirt in your pet's coat.
You may see the
fleas — small dark spots that move — or their
droppings, which
look like specks of dirt.