Acrocanthosaurus is a genus of theropod dinosaur that existed in what is now North America during the Aptian and early Albian stages of the Early Cretaceous. Like most dinosaur genera, Acrocanthosaurus contains only a single species, A.
A bizarre dinosaur described as a cross between "a bird, a vampire and a porcupine" has been identified from fossils in South Africa. (via BBC News). Description looks alot like the "Chupacabra" people talk about (despite living in Latin America).