England - has no formal nickname
The Scotland rugby team has no nickname.
The Irish Rugby team do not as yet have a nickname
The South Australian Rugby Union team have the nickname the "Black Falcons"
the Canadian national rugby team is called (nickname I think) Canucks or the Maple Leafs.
Strangely enough the Irish Rugby Union tean do not have a nickname.
They are called the Black Ferns and they lost to England's women today. Correction; New Zealand women rugby team does not have a " nickname". The New Zealand women national rugby team is called the Black Fern. They are the present world cup holder and the # 1 ranked team in the world.
The "Harlequins Rugby Club", a premiership rugby union team based at Twickenham Stoop in Hampstead, have been giving the nickname "quins" by their fans.
England national rugby union team was created in 1871.
They are called the pumas