Before facing FC Barcelona on Tuesday in the Champions League, Neil Lennon, the Celtic coach, spoke of the absence of Lionel Messi, wounded in the thigh. The Argentine striker will deputize in attack by Neymar. "The only player who can compare with Messi, Cristiano Ronaldo is said Northern Ireland coach. Compare Messi Neymar, is like comparing a dog and a cat or two different species. "