Scientists believe tiny limbs gave the giant predator - named Meraxes gigas - survival advantages.
A team of scientists in Argentina say they have discovered a new giant predatory dinosaur that had a huge head - but tiny arms for its size.the scientists say extensive skeletal remains of a previously unknown species were dug up in northern Patagonia.The scientists believe small limbs gave the carnivorous survival advantages.
"They may have used the arms for reproductive behaviour such as holding the female during mating or support themselves to stand back up after a break or a fall," he added.
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