Out of the thousands of bird species worldwide, the finch is just one of them, and its subspecies are found across the globe. In North America alone, there are 17 subspecies of finch, including the ...

Invasive parasites in the Galápagos Islands may leave some Darwin’s tree finches singing the blues. The nonnative Philornis downsi fly infests the birds’ nests and lays its eggs there. Fly larvae ...

A parasite known to infect beaks in some iconic Darwin finches on the Galapagos Islands is changing the mating song of male birds. Our research, published today in Proceedings of the Royal Society B, ...