In what ways are they adapted to swimming? They bloomin' well can't.
If their bodies were becoming heavier, it is almost impossible for the leg to shrink. Because if it started to shrink, but was still quite large, then the arms would not have enough strength to pull a large body and a large, useless tail thing.
Perhaps both ended up shrinking at the same time, as a freak occurence?
...and what is the aboreal Slig thesis? Never really heard of it.
|