Complete the gaps in the article with the correct form…

Complete the gaps in the article with the correct form of the adjectives.Found1) ___ (big) animal that ever walked the planet.It was (2) ___ (tall) than a giraffe and (3) __ (heavy) than five elephants.The baluchitherium lived in Asia between 25 and 40 million years ago,and was (4) __ (large) than any animal that has ever lived on Earth.Scientists who found the graves of twenty of the ancient animals say that this is (5) __ (important) discovery of its kind and that they now have a (6) __ (accurate) picture of what the animal looked like than ever before.Adult baluchitheriums were about nine metres long and six metres (7) __ (tall).They were vegetarians and used their (8) __ (long) necks to eat leaves from the tops of trees.