Session 5Guided Channel-TalkLife Posting Dogs and cats are great
examples of animals whose diversity is the result of artificial
selection. The variation that is evident among breeds has been
purposefully developed by breeders. In your Channel-TalkLife
posting for this session, describe how you could develop a unit
on the fundamentals of evolution (e.g., variation, adaptation,
natural selection) using these animals. Be sure to discuss how
you would tailor the concepts addressed during this session to
the grade level you teach. Breeders for thousands of years have
bred dogs for particular purpose. In ancient China the Chow was
admired for its loyalty to owner and its ability to withstand
harsh temperatures. The poodle swims very well and is very
intelligent. The terrier breed is known for its tenacity and for
catching rats. In third grade I would ask each student to chose
a breed of dog or cat and then research the characteristics of
that breed in regard to physical traits. I would then ask the
students to sha