Nevertheless,+towards+the+end+of+January+it+became+obvious+that+it+would+be+necessary+to+procure+some+more+grain+from+somewhere.

As mentioned before, the author uses the type of language, "nevertheless". This word brings extreme significance into mentioning the negativity mentioned in the language. Nevertheless brings us news that there are more negative and bad news surrounding the animal farm. Now as the passage is read further, we are able to realize that "it has become obvious", which also tells us that the scar or the damage that has been done to the farm is easily detectable for the other animals to know it.