It turns out there isn’t just one iconic sound of summer but a whole slew that, when you hear them, root you firmly in the season. I recently discussed bullfrogs in this context, but there’s also the ...

It was a chilly, sunny autumn morning when I discovered a frog in the grass below a maple tree in my yard. The cool weather had slowed its metabolism, and it hardly moved when I picked it up and held ...

Two related frog species differ by chromosome number, which deepened one species's calls and tells the females who's who. Steve Mirsky reports The eastern grey tree frog (sound) looks exactly like the ...