What do the fossil skeletons tell us about the evolution of today's whales?

The new bones proved to have key features. Fossil whales shares new, whale-like features with the whales we know today.

Explanation:

a warm, wet climate will produce the highest rate of weathering. the warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering (figure below). this happens because plants and bacteria grow and multiply faster in warmer temperatures.