Once the adults are on the host, the flea will usually remain for its duration. The adult flea takes frequent blood meals. Around 97% of fleas will feed within 1 hour of finding a host and feed for approximately 10-25 minutes. '''Flea dirt''' (faeces) is produced in large quantities. | Once the adults are on the host, the flea will usually remain for its duration. The adult flea takes frequent blood meals. Around 97% of fleas will feed within 1 hour of finding a host and feed for approximately 10-25 minutes. '''Flea dirt''' (faeces) is produced in large quantities. |