演职人员
Narrator (voice)
保罗·吉亚玛提
Self - Florida Museum of Natural History
Akito Kawahara
Self - Boise State University
Jesse R. Barber
Self - Mary Baldwin University
Mary Jane Epps
Self - PhD. Student at the University of California
Aaron Pomerantz
Self - Natural History Museum of Granollers
Constantí Stefanescu
Self - Rothamsted Research
Jason Chapman
Self - Biologist (uncredited)
Peter R. Houlihan