Table 1

- Genetic variation in the invasive avian parasite, Philornis downsi (Diptera, Muscidae) on the Galápagos archipelago

Sample sizes of bird nests and P. downsi individuals.

The number of nests and the number of individuals analysed (following construction of dataset comprising unrelated individuals) for each island and habitat (highland/lowland) across three islands, Santa Cruz, Floreana, and Isabela in 2004, 2005 and 2006.