Evidence shows that hippos and whales are closely related organisms. How might evolution and adaptation account for similarities and differences between them.?

PLEASE HELP :o

5 answers

This is a little too much speculation for me, and for science. "how might" is the words Star Trek starts with.
Well, apparently its not too much speculation for a ninth grade ag bio class because this IS one of my questions, and i am required to answer it...
Evidence shows that hippos and whales are closely related organisms. How might evolution and adaptation account for similarities and differences between them.?
answer the question don't just say stuff that does not relate to the question, Please? Thank you
SOMEONE ANSWER THE GOSH DANG QUESTION!!!