yes it has changed over many years
Because people's interest has changed over the years.
Wave rock has changed over the years because it has changed colour
has hats changed over the years
Whales originally evolved from a dog looking creature. Over thousands of years, the nose of the species continually moved to the top of its head. Which is why the current evolution of whales have the blowhole on the their head.
One example of macroevolution is the evolution of whales from land-dwelling mammals to fully aquatic marine mammals over millions of years. This process involved significant anatomical adaptations such as changes in limb structure, development of a streamlined body shape, and adaptation of a blowhole for breathing.
Computers have changed in many ways over the years. Technology has advanced< and it has become more easy to do stuff!
Blue whales are endangered because of over one hundred years of over hunting by whalers.
it changed by... well it changed... It just changed!
i guess they show tht whales were here millions of years ago and they show how they changed over time, when the whales changed or evovled, the fossils changed they show that whales' ancestors were four legged mammals. modern whales inherited hip bones from their four legged ancestors.
The actors over the years have changed
whyhas the milk packaging changed over the years