10 Weird Self-Inflating Animal Species

Animals have many strange ways of behaving and communicating. In this unique account, we examine 10 remarkable inflatable animal species. Just like party balloons, these creatures use air sacs, throat pouches, or their entire bodies to fill themselves with air. Their bizarre displays may feature in mating displays, amplify vocal messages to rivals, or, in the case of one otherwise well-known species, simply keep it afloat while sleeping.

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