title: Evolution: what is an organism?
abstract: Defining an organism has long been a tricky problem for biologists. Recent work has shown how an approach based on adaptation can solve this problem, giving a conceptually simple two-dimensional measure of 'organismality'.
authors.affiliation: Department of Zoology, Oxford University, South Parks Road, Oxford OX1 3PS, UK. stuart.west@zoo.ox.ac.uk
authors.forename: Stuart A
authors.initials: SA
authors.lastname: West
authors.forename: E Toby
authors.initials: ET
authors.lastname: Kiers
mesh_terms: D000818:Animals; D005075:Biological Evolution; D001695:Biology; D008954:Models, Biological