The changing chorus: Study shows how movements and memories influence birdsong evolution
We were excited to find clear evidence that even at small scales—within neighbourhoods rather than whole populations—the movements and life histories of individual birds actively shape the songs they sing.Lead researcher Dr Nilo Merino Recalde, Department of Biology, University of Oxford.The researchers spent three years collecting over twenty thousand hours of sound recordings from a wild population of great tits (Parus major) in Oxfordshire, which has been studied for the…