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Land Between Two Rivers: Part 3

The Seekers (#310)

This program presents the research results of some Iowa naturalists and the stories of their lifelong interests in scientific inquiry. Viewers take a look at crayfish behavior patterns counter-adaptions made by garden spiders to snare food, a threatened species of plant life called the monkshood, and the value of fossil study. [29 minutes] Closed Captioning

This episode has not aired in the past few months on Iowa Public Television.

PBS Video

Information For Teachers

Grade Levels
6-8
Curricular Areas
Science & Technology
Social Studies
Series Length
13 episodes
Average Episode Length
29 minutes
Record Rights
Recording/duplication allowed in perpetuity. If you miss the broadcast, contact your AEA for copies.
Visit the Website for Teacher Resources
http://www.iptv.org/series.cfm...

Visit the IPTV Education website to access timely, relevant resources for your classroom.

Series Description: LAND BETWEEN TWO RIVERS: PART 3 surveys the array of Iowa's plant, animal, insect and marine life against the backdrop of encroaching agricultural and urban development. The programs provide both concrete and abstract food for thought about Iowans' responsibility for their natural heritage.

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  • Right In My Backyard (#301)

    Numerous bird species have adapted to human presence and assistance. The program looks at robins, kestrals, goldfinches, their habits and habitats and the status of their populations. [29 minutes]

  • Living on the Edge (#302)

    Diversity of species is necessary for healthy ecosystem and seemingly insignificant actions by humans can change this balance, for both good and ill. [29 minutes]

  • Think Like A Diatom (#303)

    Straddling the worlds of plants and animals, diatoms and other algae are at the vital base of the food chain. The role they play in the energy cycle and in helping humankind is examined. [30 minutes]

  • The Mysterious Freshwater Clam (#304)

    Experts go to the Mississippi River where they discuss the clam populations, the evolution of the pearl button industry in Muscatine, and the impact of the commercial clam industry. [29 minutes]

  • A See Saw - Back and Forth (#305)

    How plants can influence the evolution of insects to keep populations balanced is explained. The pollination process is also detailed. [29 minutes]

  • The Amazing World of Insects (#306)

    The characteristics of aphids and ants, black cutworms, monarch butterflies, and other insect species are surveyed. [28 minutes]

  • Visit A Pond (#307)

    There has been generally little change in smaller reptiles and amphibians since prehistoric times. Turtles, salamanders, water snakes, and western chorus frogs are some examples presented. [28 minutes]

  • Socrates on a Log, Part 1 (#308)

    A panel of experts talks about Iowans' roles as caretakers of the natural world and the importance for future generations. The restoration of flood plains and green belts is a major topic. [29 minutes]

  • Socrates on a Log, Part 2 (#309)

    It is a special challenge to government officials to take a pro-environment stance in Iowa during times of economic troubles. As farms and cities fight for land, legislative efforts to put more endangered ecosystems under the state's protection resurface. [30 minutes]

  • The Nest (#311)

    This program discusses observations made about four Iowa raptors: the turkey vulture, red-tailed hawk, Cooper's hawk and red-shouldered hawk. [29 minutes]

  • The Loess Hills: Fragile Giants, Part 1 (#312)

    This program explains how the Loess Hills were formed, examines pre-recorded history, and takes a look at early American Indians and large animals of the region. [29 minutes]

  • The Loess Hills: Fragile Giants, Part 2 (#313)

    This program explores three different ecosystems in the Loess Hills region and is highlighted by a trip to the prairie. Students also use role-playing to help determine the best use of a tract of land in the Loess Hills. [28 minutes]

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