Escritor/a
Matt Gibson
ESCRITOR/A
Reparto (por orden de créditos)
Ami Dobelle
Expert
Brent Askari
Narrator
Michael Balsai
Self - Department of Biology, Temple University
Stuart Pimm
Self - Conservation Biologist, Duke University
Rose Nolen-Walston
Self - Internal Medicine, Penn Vet
Tammy Schmidt
Self - Curator of Carnivores, Philadelphia Zoo
Kathryn L. Atkins
Self - Conservation Biologist
