<span>vestigial structures because they are hard </span>
Answer:
Wegener thought all the continents were once joined together in an "Urkontinent" before breaking up and drifting to their current positions. But geologists soundly denounced Wegener's theory of continental drift after he published the details in a 1915 book called "The Origin of Continents and Oceans." Part of the opposition was because Wegener didn't have a good model to explain how the continents moved apart.
Explanation:
Standard deviation, really hope this helps you out :)
Answer:
The water helps a animal survive a lot longer than food.Water collection strategies like storing water in there body can help animals stay hydrated during droughts or similar water shortages.