Muntjac discovery of several new species. The Indian muntjac ("M. muntjak") is the mammal with the lowest recorded chromosome number: The male has a diploid number of 7, the female only 6 chromosomes. Reeves's muntjac ("M. reevesi"), in comparison, has a diploid number of 46 chromosomes. The genus "Muntiacus" has 12 recognized species: Muntjac Muntjacs, also known as barking deer and Mastreani deer, are small deer of the genus "Muntiacus". Muntjacs are thought to have begun appearing 15–35 million years ago, with remains found in Miocene deposits in France, Germany and Poland. It is listed as Least Concern by the IUCN.
Revenge of the Creature Revenge of the Creature Revenge of the Creature ( Return of the Creature and Return of the Creature from the Black Lagoon) is the first of two Universal-International sequels to "Creature from the Black Lagoon". It was the only 3D film released in 1955 and the only 3D sequel to a 3D film released during "the golden age of 3D". Produced by William Alland, directed by Jack Arnold, the film stars John Agar and Lori Nelson. It marked Clint Eastwood's film debut. "Revenge of the Creature" premiered in Denver on March 23, 1955 and a "flat", non-3D sequel, "The Creature