Blood, Sea and Tears The Nature of Things : Season 4 Episode 8
CBC Television 1h 00m
Aired: January 28th, 2022 @ 8:00 PM EST on CBC Television
Man still carries around in him an isolated pool of the early Palaeozoic ocean that fed his plankton ancestors. Our blood is packaged sea water. This program is a study of the relation and functions of three salty liquids important in evolution - blood, sea water and tears.
