Today in Pictures: Feb. 18, 2013

Children react as a carnivorous theropod known as the Australovenator dinosaur walks through crowds along the Southbank, in London, Feb. 18, 2013. The dinosaur is one of many that can be visited at the Erth's Dinosaur Petting Zoo, visiting from Australia, the creatures can be touched and fed at the Southbank Centre. (Kirsty Wigglesworth/AP Photo )