Cosmos: "Heike Crabs"
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Views: 115,648
From: kipesquire
Added: 19 years ago · 3:40 · 480p
Clip from Carl Sagan, Cosmos, Episode 2 on artificial selection and Heike crabs.
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Years
Years
Views: 115,648
From: kipesquire
Added: 19 years ago · 3:40 · 480p
Clip from Carl Sagan, Cosmos, Episode 2 on artificial selection and Heike crabs.
No comments yet.