1. How can scientists determine whether an extinct animal gave birth on land or underwater?
a. Location of the hind limbs of the fetus b. Position of the nostrils c. Position of the head of of the fetus d. Location of the fossils
2. Which of the following statements is NOT true regarding Ambulocetus?
a. It could hear well underwater b. it lacked hind limbs c. Its teeth resemble modern modern whale teeth d. it was slow
3. Which part of Pakicetusanatomy most suggests that it is an ancestor of whales?
a. It had eyes near the top of the head b. It had a tail fluke c. It had teeth consistent with a carnivorous diet. d. It had had four legs.