'Cows of the sea' are manatees. Edward just isn't very smart because he confused 'unicorns of the sea' (what Narwhals are called) with Manatees. You can laugh at him if you want, you're allowed.
I am moving to a new host soon since someone kindly offered it.
it's at http://murder.newbsoft.com, but it's still a bit under construction. Haha