These classroom-ready resources complement the short film Evolving Switches, Evolving Bodies, which tells the story of the dramatic transformation of stickleback fish as they adapted to living in freshwater habitats drastically different from the ocean.
- AP Biology (2012-2013)
- 1.A.1, 1.A.2, 1.A.4, 1.C.2, 2.D.1, 2.E.1, 3.A.4, 3.B.1, 3.C.1
- IB Biology (2009)
- 3.5, 4.1, 4.3, 5.4, 10.2, D.2
189Short FilmsThe Making of the Fittest: Evolving Switches, Evolving BodiesAfter the end of the last ice age 10,000 years ago, populations of marine stickleback fish became stranded in freshwater lakes dotted throughout the Northern Hemisphere in places like Alaska and British Columbia. These fish have adapted to a freshwater environment drastically different than the ocean.