Alien Species in Britain: Ruddy Shelduck (Tadorna ferruginea)
The Ruddy Shelduck originates from Southern Europe, North Africa and South and Central Asia (with some populations wintering in South East Asia). It is a large rusty orangey brown duck, 64cm in length and with a wingspan of 133cm. The male is slightly larger the female and weighs 1.4kg to her 1.2kg (Robinson, 2005). The…