This playlist is meant to include videos that follow the human understanding of the nature of things and the world through history.
YouTube description: New species of lifeforms are being discovered and described on our planet every single day -- but, when we talk about a species, what are we really referring to? Turns out, the... continue reading
posted by Aard Vark
(oritteropo) 8 years 7 months 3 weeks ago • 262 views • 6:53Not yet a member? No problem!
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