Animal that allows only one half of its brain to sleep at a time

Let's find possible answers to "Animal that allows only one half of its brain to sleep at a time" crossword clue. First of all, we will look for a few extra hints for this entry: Animal that allows only one half of its brain to sleep at a time. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.