This video discusses how the starfish feeds, as well as its lifespan. Highlighted are phylum, function of the madriporite, tube feet, the ambrulacral groove and radial canals. It also identifies male and female. 9 minutes. Full-motion color videos effectively demonstrate dissection techniques and explain anatomical features. Before the dissection lab, use these tapes to introduce concepts, methods and procedures. During the lab, use them in combination with standard dissection manuals. After the lab, use them in post-dissection review to clarify and reinforce the points covered. These videos also provide an ideal way of teaching anatomy to those students who do not dissect. Jr. high–college.