Cygnus (genus) in all BBC programmes
A seasonal offering from Tweet of the Day for the Christmas period.
David Attenborough presents the bewick's swan.
Sir David Attenborough presents a widely regarded symbol of Australia, the black swan.
Fermanagh-based bird blogger Dara Mcanulty on the whooper swan for Tweet of the Day.
Lily Burton is the youngest birder on Tweet and she shares a sad story of a mute swan.
Chris Packham presents the mute swan.
Liz Bonnin presents the sonorous trumpeter swan of North America.
Chris Packham presents the whooper swan.