We might be running out of things to study

This is an actual article from the National Geographic Website.
I couldn’t wait to share it with everybody.

Herring Break Wind to Communicate, Study Suggests

James Owen in England

for National Geographic News

In polite society, flatulence is often a social faux pas—especially when issued deliberately. But in the world of fish, group "raspberry-blowing" sessions appear to perform an important social role. This intriguing idea comes from scientists who discovered that herring create a mysterious underwater noise by farting. Researchers suspect herring hear the bubbles as they're expelled, helping the fish form protective shoals at night. It's the first ever study to suggest fish communicate by breaking wind. The study's findings, now published online in the U.K. science journal Biology Letters, reveal that Atlantic and Pacific herring create high-frequency sounds by releasing air from their anuses.
We know [herring] have excellent hearing but little about what they actually use it for," said research team leader Ben Wilson, a marine biologist at the Bamfield Marine Science Centre, British Columbia, Canada. "It turns out that herring make unusual farting sounds at night."

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