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NOVA•Season 53•Episode 17

Evolution: On the Run

Nov 11, 202654 min
Discussion

Run. Leap. Swim. Pounce. Slither. Fly. Life moves in countless ways – but it wasn’t always this way. When animals first emerged, they clung to the seafloor, until a single twitch sparked a revolution. From the first muscle to the first heartbeat, from lobe fins