You Are on an Island and Observe That an Introduced

question 42

Multiple Choice

You are on an island and observe that an introduced species of mongoose differs significantly in size from its mainland counterpart.The introduction to the island occurred within 100-200 generations.Based on your reading in Chapter 6,what is one reason why this mongoose may have increased in size?

• A) There are fewer resources on the island.
• B) It is due to the Ghost of Competition Past.
• C) The available prey on this island is larger then prey on the mainland.
• D) A larger mongoose species that is native to its range is not present on the island.