City frogs like to look for mates in the gutter, according to a report in the Journal of Zoology. Researchers in Taipei found that male tree frogs were congregating in storm drains. It turns out that the structures amplify their mating calls by about 4 decibels, which could help to attract the ladies. The verdict is still out on whether this technique works, but I suspect frogs aren’t too picky about the setting of their romantic trysts.
Read a bunch of articles on the paper here: Nature News, Live Science (which got picked up by Mother Nature Network and for some reason The Christian Science Monitor), CityLab (complete with “Sexy Sewer Mix” recording) and News Tonight Africa.