According to Darwin why did whales evolve
According to Darwin, whales evolved from bears. In the early 1900s, Charles Andrews and Eberhard Fraas hypothesized that these whales were descendants of destroyed carnivores called creodonts. Darwin emphasized that the whales later changed into their current shape. Read more on http://www.smithsonianmag.com/science-nature/How-Did-Whales-Evolve.html.
What do you mean?! Did they evolve FROM something? YES! Otherwise there would be no whales... Are they GOING to evolve? YES! As long as they do not become extinct!