Complete the "Origin of whales" tree. (This one is really hard so you can look at the next page to find the answer, but try completing it by yourself first) According to the tree, what does dorudons, blue whales, and killer whales have in common that the other species do not?(1 point)

Responses

Tail flukes

Ability to shoot rainbows out of their eyes

Living in seawater

Underwater nursing