Why here the Greek version does not require "ο τι"? "Η φάλαινα είναι μεγαλύτερη από ο τι ενα γουρούνι". In many of the other sentences of this block the ο τι is required, but here it is not.
It is not necessary to add ό,τι. But notice that από on its own has to be followed by accusative whereas από ό,τι has to be followed by nominative. :)
So if a whale is bigger than a human, it would be:
Larger should be accepted
Yes, it is now. Many thanks.