Just as natural selection shaped -- and still shapes -- the beaks of Darwin's finches in the Galapagos, driving speciation in those birds, female choice appears to be pivotal to shaping the ...

/ Mimi A.R. Koehl -- In search of the elusive behavior gene / Hopi E. Hoekstra -- There must be finches - Charles Darwin, prickly pears, and pollination biology / May R. Berenbaum -- The adaptive ...