Percussive underwater signaling (clapping) in wild gray seals, Halichoerus grypus from mms video Watch Video
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Description: New footage reveals that gray seals (Halichoerus grypus) can clap underwater to warn off competitors and advertise to potential mates.nnMarine mammals are versatile communicators. The sounds they produce usually reflect their surroundings, with vocal signals dominating underwater and percussive behaviours (e.g. flipper slaps, breaching) at the surface. Here, we describe a novel behaviour in gray seals – underwater clapping – which breaks this well-established pattern. Like humans, male gray