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“Journey to the Microcosmos: How Microscopic Hunters Get Their Lunch” explores how heterotrophic microorganisms obtain and digest food in the microscopic world. The video explains core life science concepts including autotrophs, heterotrophs, food vacuoles, digestive enzymes, phagocytosis, cilia, pseudopodia, and microtubules. It highlights three major feeding strategies—filter feeding, raptorial feeding, and diffusion feeding—using examples such as paramecia, rotifers, stentors, Heliozoa, suctorians, and amoebae. Viewers also encounter specialized hunting structures like toxicysts, axopodia, and extrusomes, showing how predation functions at the cellular level. With strong connections to biology, microbiology, cells, and microscopy, this video supports curriculum-aligned study of organism structure, function, energy acquisition, and ecological interactions. Part of the "Journey to the Microcosmos" series.
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Viewer Comments
Anonymous(Champaign, IL)
November 3rd, 2023 at 03:10 PM
This film was verbally described in a way that would give the students who are blind the information needed to understand the different ways microscopic organisms feed. It would be good if tactile graphics were made for the blind student to get an idea of how each of the organisms referred to look. Verbal descriptions of the organisms would give the student who is blind the same information that his sighted peers receive.
This film was verbally described in a way that would give the students who are blind the information needed to understand the different ways microscopic organisms feed. It would be good if tactile graphics were made for the blind student to get an idea of how each of the organisms referred to look. Verbal descriptions of the organisms would give the student who is blind the same information that his sighted peers receive.