Autorotation

I got up this morning to find <3 acting all excited and telling me to watch the youngling, who was wriggling happily on the floor. Right on cue she rolled over onto her tummy (the youngling, that is, not <3, who has been able to do this for some time) and proceeded to lie there looking pleased with herself. So, another little milestone: 20 weeks and 3 days, rolls onto tummy. This is both very exciting and a worrying step towards mobility...