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Fleas in Pets: Symptoms, Diseases & Care
QUICK ANSWER: What Is a Flea? A flea is a small, wingless parasitic insect (0.1–0.3 inches long) that feeds on the blood of mammals and birds. Fleas cause itching, transmit diseases like plague and typhus, and spread rapidly through close contact. They can survive 8–100 days without a host and reproduce quickly, creating infestations in…

