When did NOVA Season 17 Episode 19 air?
NOVA Season 17 Episode 19 aired on December 4, 1990 at 9 PM ET.


PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
NOVA profiles the llama, alpaca, vicuna and guanaco of South America. At one time nearly extinct, these four members of the camel family are exceptionally well adapted to life in the beautiful high Andes.
Direct answers for episode-level questions and details.
NOVA Season 17 Episode 19 aired on December 4, 1990 at 9 PM ET.
This episode runs for approximately 55 minutes.
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