Curated OER
AMPHIBIAN RESPIRATION
Young scholars describe the structural differences in the respiratory systems of aquatic and terrestrial vertebrates and explain the motivation for these structural adaptations in reference to the differences in habitat.
Pennsylvania Department of Education
Plant and Animal Adaptations
Fourth graders identify behavioral and structural adaptations to plant and animal life. In this unit overview, 4th graders discuss the importance of variation and adaptation in a species survival. This is a unit overview and does not...