Too many males to choose from can overwhelm female frogs – and change who gets to mate

By Claire Therese Hemingway, Assistant Professor of Ecology & Evolutionary Biology, University of Tennessee; Smithsonian Institution

If you’ve ever felt overwhelmed by menu options at a restaurant, cereal varieties at the grocery store or potential partners while scrolling through dating apps, you’ve experienced choice overload.

People aren’t the only ones to have trouble making decisions when confronted with many options simultaneously. In our new study published in the journal iScience, my colleagues and I found similar effects of choice overload…

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