First Many Celled Animals : Sponges

Creator: Encyclopedia Britanica Films

Format: 16mm

Sound: sound

Description: Demonstrates that the sponge represents one development of multicellularity in animals. Live photography, animation, photomicrography and laboratory experimentation are used to show life processes and adaptation of sponges to their environment.

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Original permalink · Record added: 2023-02-27 16:52:05