Clarke takes his high-flying Baggies to the Britannia today.
And the Albion boss said: "I'm surprised to hear he's getting stick. How can Tony Pulis be under pressure?
"But look at Brian McDermott. He's a victim of his own success. It happens.
'That's the way the game is now - it's a lot more short-term.
"If you have a bad spell you come under pressure now.
"It'd be nice if supporters saw the big picture - but a little bit of me thinks those days are gone."