Gigantism and acromegaly are two disorders with the same disease mechanism and somewhat similar presentations. Even though they have the same disease mechanism, the two have entirely different outcome simply due to the age of onset. Gigantism is the result if the disease mechanism starts in childhood.
Adult Velociraptors grew up to 6.8 feet (2 meters) long, 1.6 feet (0.5 meter) tall at the hip and weighed up to 33 pounds (15 kilograms).
Sarcosuchus was a giant relative of crocodiles, with fully grown individuals estimated to have reached up to 11â12 m (36â39 ft) in total length and 8 tonnes (8.8 short tons) in weight. It had somewhat telescoped eyes and a long snout comprising 75% of the length of the skull.