Professor Frank Baxter and some animated friends answer questions about blood. what makes it red? Why do little animals' hearts beat so quickly? And so much more.
as Himself
as Mr. Fiction Writer
as Squirrel / Turtle / Alligator / Rabbit (voice)
as Lab assistant
as Hemo / Professor Anatomy
2021
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2006
1987
2017
2011
1963
2013
2020
1992
2002
2013
1998
1983
2018
2006
2024
