Use the following information to answer the next two questions. "Raft-riding green iguanas that reached the Caribbean island of Anguilla in the wake of a hurricane have provided ecologists with rare proof of one the most debated theories of animal colonization of islands... The iguanas were first spotted by fishermen on Anguilla on 4 October, coming ashore from a raft of uprooted trees, some of which were more than 30 feet long. The best guess for the iguanas' origin is the island of Guadeloupe, a few hundred miles to the southeast, where they occur naturally. (Lawrence, 1998, Nature) 4) List and explain two different forms of evidence that we could use to verify that the iguanas on the raft were originally from the island of Guadeloupe. (2) 5) What type of speciation does this event describe? Use evidence, examples, or knowledge that you have acquired to support your answer. (2).

1. Use the following information to answer the next two questions. "Raft-riding green iguanas that
reached the Caribbean island of Anguilla in the wake of a hurricane have provided ecologists
with rare proof of one the most debated theories of animal colonization of islands... The iguanas
were first spotted by fishermen on Anguilla on 4 October, coming ashore from a raft of uprooted
trees, some of which were more than 30 feet long. The best guess for the iguanas' origin is the
island of Guadeloupe, a few hundred miles to the southeast, where they occur naturally.
(Lawrence, 1998, Nature) 4) List and explain two different forms of evidence that we could use
to verify that the iguanas on the raft were originally from the island of Guadeloupe. (2) 5) What
type of speciation does this event describe? Use evidence, examples, or knowledge that you have
acquired to support your answer. (2)