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Scientists Discover Unusual Ancient Fish 900 Miles North of Its Previous Known Range
The Australian brook lamprey (Mordacia praecox) belongs to a group of primitive jawless fish. It’s up to 15 cm long, with rows of sharp teeth. Growing up to 15 cm in length, it has rows of sharp teeth. Unlike most lamprey species, which use their teeth to suck blood, this species is non-parasitic.
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