COWABUNGA! IT’S AN ANIMAL ARNIE

★ NOW that’s what you call a beefcake! This muscle-bound “mutant” bull has become an internet sensation thanks to his physique.

But the Belgian Blue isn’t the only athletic animal around, as our ripped round-up shows. ★ We’ve found rock-hard ’roos, tough toads, a mighty mallard and even a gargantuan guinea pig. Just check out the well-built beasts we’ve tracked down…