Cas chews slowly and actually swallows his food before he speaks this time, voice deadpan. "Dean, when I said 'few angels' I meant very few. Once every hundred million years or so. The thirst for sex, it isn't natural for angels." The fact that Dean banged Anna was actually kind of freakish, as she was one of the ones who had shown absolutely zero interest in sex. Balthazar and Gabriel, well. They had been the odd balls of the crew, they and Lucifer. Castiel blamed their Earthbound sexual escapades on becoming very comfortable within their vessels, which was known to happen.