A Bloodsucking Fish May Not Be the Vertebrate Ancestor We Thought
Derpy from the side and hellish from below, the lamprey is the bane of the Great Lakes fisheries industry. A jawless, bloodsucking fish, the lamprey is often considered an ancestral early vertebrate for its rudimentary morphology and its larval life stage. Now, a team of researchers has authored a new study about fossilized lamprey larvae…
