Former Dragons boss Kingsley Jones takes charge of Canada's bid to play against Wales at the 2019 World Cup.
Ulster make nine changes for Friday's Pro14 game against the Dragons, who retain only Rynard Landman and Ollie Griffiths from their Connacht win.
Dragons full-back Zane Kirchner faces a long lay-off after dislocating his shoulder during the Pro14 win over Connacht.
Dragons sign United States wing or centre Thretton Palamo from Bristol on a one-month loan deal to cover injuries.
Audio & Video
Dragons head coach Bernard Jackman praises a 'big victory' after the region beat Connacht at Rodney Parade on Friday night.
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