On January 25th, I filmed KP792 with her chick. You will see her talking to the chick. In a crowded nesting area like Midway, chicks and parents need to be able to recognize each other’s voices. In a place like Princeville where the nests are so spread out, this may not be so important; but instinct is instinct.
I think if you could hear the chick underneath his mother, you would be hearing the albatross equivalent of, “Ouch!” It must be a bit claustrophobic under there. Eventually the chick will be strong enough to wriggle his way part way out, like this one: