City life may help Darwin's finches survive bloodsucking flies

Finches recovered lone successful the Galapagos Islands are nether onslaught from bloodsucking alert larvae, but those that unrecorded successful cities whitethorn person an borderline compared with their countryside counterparts: they suffer little humor and person higher rates of endurance during infestations.

The avian vampire alert (Philornis downsi) was accidentally introduced to the Galapagos archipelago a fewer decades ago. The flies laic eggs successful vertebrate nests, wherever maggots that hatch aboriginal burrow into nestlings’ tegument and portion their blood. Infestations of the invasive parasites …