The First Many-Celled Animals: Sponges

Series: Biology Series Unit 7 - Animal Classification and Physiology

Duration: 16

Year Published: 1962

Creator: Encyclopaedia Britannica Educ Corp

Format: 16mm

Color: Color

Description: Shows through animation, microcinematrography, and time-lapse photography the basic differences between single-celled organisms and the colony of several cell types that compose the body of the sponge. Explains the need for and advantages of the multicell-type of life through a demonstration of surface area to volume relationships. Animates the functioning of the cells within the sponge and uses live-action photography to illustrate sexual and asexual reproductive methods. Concludes that the 5,000 species are grouped according to their skeletons.

1 user has this film:
Indiana University Library Moving Image Archive

Related films:

Original permalink · Record added: 2024-04-22 15:59:03