"A hyperrealistic illustration of a Tyrannosaurus Rex in a vibrant prehistoric landscape. The dinosaur is depicted in full color, with its skin rendered with intricate details, showcasing the texture and possible color patterns. Its eyes are lifelike and expressive, and its teeth are sharp and menacing. The background features a diverse ecosystem with towering ferns, ancient trees, and a vibrant sky with dramatic clouds. The overall style is hyperrealistic, aiming for a photorealistic quality that brings the prehistoric scene to life."