Revisiting Grant and Grant 2006

In a 2006 paper in Science, Peter and Rosemary Grant provided evidence that demonstrated a character displacement event in a Galapagos finch species. This was, probably, the first such documentation of character displacement in the wild. Ten years after the paper was published, I spoke to Peter and Rosemary Grant about the making of this … Continue reading Revisiting Grant and Grant 2006

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Revisiting Krebs et al. 1977

In a paper published in Animal Behaviour in 1977, John Krebs, Jonathan Erichsen, Michael Webber and Eric Charnov showed experimentally that whether great tits (Parus major) are selective or not about prey choice depends only on the supply rate of the more profitable prey, and not of the less profitable prey. These findings partially supported … Continue reading Revisiting Krebs et al. 1977

Revisiting Andersson 1982

In a paper published in Nature in 1982, Malte Andersson showed, experimentally, that female long-tailed widowbirds choose mates based on the lengths of their tails. Andersson’s study was, arguably, the first experimental support for Darwin’s Sexual Selection theory. Thirty-four years after the paper was published, I spoke to Malte Andersson about the making of this … Continue reading Revisiting Andersson 1982