Super deal here: The Canon EF 400mm f/2.8L IS II USM lens and EF 600mm f/4L IS II USM lens are now $2,000 off at Adorama and B&H. Limited time offer! Order now if you are interested.
The Canon EF 400mm f/2.8L IS II & EF 600mm f/4L IS II lenses are excellent Canon wildlife lenses!
Read more: Best Canon Lenses for Wildlife Photography.