An RCSteele Staff Report Fleas are one of your pet's greatest enemies. These tiny, wingless insects jump onto cats, dogs and people and ingest their blood. Their complex life cycle includes several microscopic stages including egg, larvae and pupae.
Fleas can live for several months.
Signs of fleas Finding out if your pet has fleas. It's the time of year for fleas. Steps for stopping a flea infestation. Tapeworms If your pet eats a flea, which is likely to happen during self-grooming, he could become infected with the immature tapeworms that fleas can carry. These long, flat parasites can cause weight loss and diarrhea, and can be contagious to you and your family.