In the North Pacific Ocean, two groups of the same species o…

In the North Pacific Ocean, two groups of the same species of killer whales appear to be forming two different species based on what they eat. One group eats fish and the other eats mammals such as seals. Scientists can tell what they eat based on their teeth, because whales that feed on fish have significantly different teeth patterns. Which of the following describes the type of speciation event that is occurring in these whales?

List one of the six standards of professional development:…

List one of the six standards of professional development: Explain the standard including the important components. (This means details!) Explain and give a specific example of how you plan to meet this standard in your own classroom some day.  Once again-details please!  What does this standard look like in a classroom!