


Invasive Parasitic Fly on Galápagos Islands Probably Came from Mainland Ecuador
Philornis downsi is a parasitic muscid fly that is native to mainland South America. Decades ago, it was accidentally introduced to the Galápagos Islands, where it harms Darwin’s finches and […]

Insecticidal Nesting Materials May Help Birds on the Galápagos Islands
Birds on the Galápagos Islands known as Darwin’s finches have been threatened since the 1990s by parastic, blood-sucking flies (Philornis downsi) that were accidentally introduced to the islands via ships […]