The Humber Bay Mute Swan cygnets are four months old today - and they can fly! Watch the biggest, grey youngster take the lead. His two sisters follow, then Mom Swan, who has been their dedicated flight instructor, joins the formation. The second video is a slow motion close up of one of the cygnets taking off. They are heavy birds and it takes a long watery runway to get lift off. When she does get airborne see how she tucks her feet under her, just like a grown up swan! Bravo babies! You've ea