14th
Virtually all listeners, whether or not they owned a cat themselves, identified the solicitation purring sounds as being more urgent than others. Sensitivity to this type of purring may even be innate in humans, drawing from a primal drive to respond to crying babies. “Cats have about the right size of vocal folds to produce a cry that is similar to a baby’s, so there is a coincidental element,” explained McComb. “In fact, the meow can sound remarkably like a crying child, which will be particularly effective with humans.” (via Cats Use Special Purr to Manipulate Humans: Discovery News
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