Herrring communicate by passing gas.

Weird But True: Fish

Photograph by dtpearson / Getty Images

  • Froggy with a Chance of Showers
    Now Playing

    Froggy with a Chance of Showers

  • Space Surprise
    Up Next

    Space Surprise

  • Warm Blast From the Past
    Now Playing

    Warm Blast From the Past

  • Parrot Strut
    Now Playing

    Parrot Strut

  • Royal Snack Attack
    Now Playing

    Royal Snack Attack

  • Tiny Earthquakes
    Now Playing

    Tiny Earthquakes

  • Mummy Treat
    Now Playing

    Mummy Treat

  • Looking Good ... and Gross!
    Now Playing

    Looking Good ... and Gross!

Explore more!