A Moment of Science
This underwater, undercover operation can only be done by one special fish.
Trust is essential to social interaction among humans. However, have you ever wondered why we trust other people at all?
Scratch a friendly cat behind the ears and she’s likely to reward you with a deep purring. Have you ever wondered exactly how a cat makes this noise, and why a cat would want to do so in the first place? Learn more on this Moment of Science.
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