What was the previous job of the writer who published in a journal "Acoustic discrimination of sympatric morphs in Darwin's finches: a behavioural mechanism for assortative mating?
SELECT ?answer WHERE { wd:Q30475867 wdt:P1433 ?X . ?X wdt:P1365 ?answer}
acoustic discrimination of sympatric morphs in darwin's finches: a behavioural mechanism for assortative mating?: Q30475867