Spiny-Rayed Fish: World's Weirdest: Seagulls Help Sunfish
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© National Geographic
World's Weirdest: Freaks in the Ocean
World's Weirdest: Seagulls Help Sunfish
The mola mola, or sunfish, can grow as big as a pickup truck ... and can carry up to 40 kinds of parasites. That's great news for cleaner fish and seagulls, who pick the parasites off the sunfish at a nearby kelp spa.