PLoS Biology: Ultrasonic Songs of Male Mice
Previously it was shown that male mice, when they encounter female mice or their pheromones, emit ultrasonic vocalizations with frequencies ranging over 30?110 kHz. Here, we show that these vocalizations have the characteristics of song
超音波の声を出すことは知られていたけれど、それが音楽の要素を持っているって。岡ノ谷さんの鳥のラブソングの話を思い出す。