New paper on why migrants sing

Jan 15, 2016

Why do many migratory bird species that breed in Europe sing extravagant songs on their wintering grounds in tropical Africa, thousands of miles away from where they attract their mates? Dr Marjorie Sorensen‘s PhD field research on great reed warblers (left) in Zambia points to an intriguing answer: they’re practicing! Read more in articles about the study in New Scientist, The Atlantic and Science News or in the original paper by Marjorie SorensenSusanne Jenni-Eiermann and Claire Spottiswoodeavailable in The American Naturalist.

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Chima Nwaogu presents research lecture at Uppsala University, Sweden

Dr Chima Nwaogu visited the Animal Ecology Unit at the Evolutionsbiologisk centrum (EBC) at Uppsala University, Sweden, to present the 2025 Christer Hemborg lecture. He gave a research lecture on why Afrotropical birds breed when they do, based on analyses of breeding records derived from Major John Colebrook-Robjent’s egg collection currently held at the Livingstone Museum. He explored how the effects of pre-rain tree green-up and rainfall onset differentially drive invertebrate and grass seed abundance, influencing multiple seasonal bird breeding patterns throughout the year.

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