How animal life begins

Portrays the ovulation, fertilization and early development of the mammalian egg. Scenes of spermatizoa attacking the ovum, and time-lapse micro-photographs of cell division in the fertilized egg.

Sources

  1. 16mm Filmography (legacy record) — title, description, catalog record
  2. University of Georgia Brown Media Archives · record ↗ — title, year, format, description
  3. 3434 U.S. Government Films — title, year, creator, format, description, catalog record
  4. Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942 — title, creator, length, format, color, sound, genre, description