Updated: The couple of black swans often seen from Riverside Park with their young - now almost fully grown - from last year now have new cygnets hatching. Stephanie Knight, who lives close to the river, took this photo, and reports six cygnets have now hatched with one egg remaining. Read more for a pic of the mother on the eggs in her nest taken by Louise Owen earlier in March.

Previously: Pictures - Black swans: all grown up!