What change (or transition) in habitat did whales’ ancestors make?

To first started living on land and that is where the traits and transitions moved to water instead of land

Hope this helps,if not sorry

i would have a lunch. it's one big package of food, making it one food. : p

primary succession begins with a bare rock and ends with a forest secondary succession begins after a natural disaster where there is a temporary setback after a forest fire or local destruction, but the surrounding area can fill in