The dating advice of there are ‘plenty more fish in the sea’ is often not helpful — especially, it seems, for frogs. Claire Hemingway at the University of Tennessee in Knoxville and her colleagues studied the mating choices of female Cope’s gray treefrogs (Dryophytes chrysoscelis, also known as Hyla chrysoscelis), and found that they struggle to pick the best mates when presented with too much choice.

doi: https://doi.org/10.1038/d41586-026-02554-w

Subjects