Carvalho, G.R.Shaw, P.W.Hauser, L.Seghers, B.H.Magurran, A.E.2012-08-152012-08-152012-08-15https://hdl.handle.net/2139/13193Artificial introductions, evolutionary change and population differentiation in Trinidadian guppies ( Poecilia reticulata : Poeciliidae)Article