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\nWhy Do Some Animals Get Gigantic?\n

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\n\nPublisher:\n\nMinuteEarth\n\n\n
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\nGet your first KiwiCo box free by going to Occasionally, internal or external factors change, allowing certain animals to become giant versions of themselves. Thanks also to our supporters on ___________________________________________...\nGet your first KiwiCo box free by going to Occasionally, internal or external factors change, allowing certain animals to become giant versions of themselves. Thanks also to our supporters on ___________________________________________ To learn more, start your googling with these keywords: Spiracles: External respiratory openings on insects Carboniferous Period: The time period from 359-299 million years ago when the Earth’s oxygen levels increased rapidly. Square-Cube Law: A mathematical principle that describes the relationship between area and volume. Buoyancy: An upward force exerted by a fluid that opposes the weight of an immersed object. Phytoplankton: Microscopic plants eaten by krill and other zooplankton. Baleen: A filter-feeding system inside the mouth of some whales. _________________________________________ Subscribe to MinuteEarth on YouTube Support us on Patreon And visit our website Say hello on Facebook And Twitter And download our videos on itunes ___________________________________________ Credits (and Twitter handles): Script Writer: David Goldenberg (@dgoldenberg) Script Editor: Emily Elert (@eelert) Video Illustrator: Ever Salazar (@eversalazar) Video Director: Kate Yoshida (@KateYoshida) Video Narrator: Kate Yoshida (@KateYoshida) With Contributions From: Henry Reich, Alex Reich, Peter Reich Music by: Nathaniel Schroeder ___________________________________________ References: Kaiser, A., et al. (2007). Increase in tracheal investment with beetle size supports hypothesis of oxygen limitation on insect gigantism. 13198-13203. PNAS. Retrieved from Sander, P. Christian, et al. (2011). Biology of the sauropod dinosaurs:the evolution of gigantism. Biological Reviews. 86(1): 117–155. Retrieved from Taylor, M and Weder, M. (2013). Why sauropods had long necks; and why giraffes have short necks. PeerJ 1:e36. Retrieved from Verberk, W. and Bilton, D. (2011). Can Oxygen Set Thermal Limits in an Insect and Drive Gigantism? PLOS One. 6(7): e22610. Retrieved from Slater, G., Goldbogen, J., Pyenson, N. (2017). Independent evolution of baleen whale gigantism linked to Plio-Pleistocene ocean dynamics. Proceedings of the Royal Society B. 284: 20170546. Retrieved from\n
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Grade
12th - Higher Ed
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Subjects
Science
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Instructional Videos
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Source:
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Date
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2017
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For Teacher Use
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