Visible from ground level... some may be hidden in the nether. DOES NOT COMPUTE. Anyways, seriously on that, is it ground level relative to the spawns or the lowest platforms of the nether since there's about 20 separate ground levels in the nether.
One entry per household, if you guess wrong then you can't guess again. Basically they are not buried completely within natural features.
This is a bit overwhelming. I feel like I could spend all day searching just one smp and never find an egg, lol.
Please when you submit your guess do not include other staff. I am ready and prepared to be bombarded with guesses the other staff will not appreciate logging into a wall of pointless (for them) conversations. Keep hunting as I have yet to receive five correct answers.