title: Evolution: how fruit flies adapt to seasonal stresses.
abstract: Fruit flies inhabit a wide range of latitudes, requiring adaptation to the varying local climates. A recent study reports evidence that the ability of North American flies to endure the winter involves adaptive polymorphism of the couch potato gene.
authors.affiliation: Department of Biology, University of Toronto at Mississauga, 3359 Mississauga Road, Ontario, L5L 1C6, Canada.
authors.forename: Karen D
authors.initials: KD
authors.lastname: Williams
authors.forename: Marla B
authors.initials: MB
authors.lastname: Sokolowski
mesh_terms: D000818:Animals; D005075:Biological Evolution; D002980:Climate; D004331:Drosophila melanogaster / Q000502:physiology*; D012621:Seasons; D013312:Stress, Physiological