Va. sturgeon may be key to ancient fish's recovery

(AP) -- Researcher Matt Balazik wears his passion for saving the Atlantic sturgeon on his right arm - a tattoo of the ancient fish - and lives it by counting the bottom-feeding giants in the James River.

Living fossils? Actually, sturgeon are evolutionary speedsters

Efforts to restore sturgeon in the Great Lakes region have received a lot of attention in recent years, and many of the news stories note that the prehistoric-looking fish are "living fossils" virtually unchanged for millions ...

How fish evolved their bony, scaly armor

About 350 million years ago, your evolutionary ancestors—and the ancestors of all modern vertebrates—were merely soft-bodied animals living in the oceans. In order to survive and evolve to become what we are today, these ...

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