The call of a native frog is heard again in Southern California thanks to help from Mexico and AI
The scientist traipses to a pond wearing rubber boots but he doesn’t enter the water. Instead, Brad Hollingsworth squats next to its swampy edge and retrieves a recording device the size of a deck of cards. He then opens it up and removes a tiny memory card containing 18 hours of sound. … [N]o croaking from the invasive bullfrog, which has decimated the native red-legged frog population over the past century. It was another good day in his efforts to increase the population of the red-legged frog and restore an ecosystem spanning the U.S.-Mexico border.
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