Monodon monoceros, 67.25 inch narwhal tusk CUT IN HALF Alamosaurus 75 million years old and

75 million years old and had characteristics distinctive of the gracile australopithecines

Another theory suggests that mammoths may have fallen victim to an infectious disease

The coelacanth (pronounced SEE-la-canth) is a primitive lobe-finned fish (Crossopterygii) that appeared about 380 million years ago (about 150 million years before the dinosaurs appeared)

which retain the same general appearance and are distinguished by various specific details

Taung Child is believed to have been three years-old at the time of its death

Monodon monoceros, 67.25 inch narwhal tusk CUT IN HALF Alamosaurus 75 million years old and67. 25 Inches Long 2 Inches Diameter At Base The narwhal, or narwhale (Monodon monoceros), is a medium sized toothed whale and possesses a large "tusk" from a protruding canine tooth. It lives year round in the Arctic waters around Greenland, Canada, and Russia. It is one of two living species of whale in the Monodontidae family, along with the beluga whale. The narwhal males are distinguished by a long, straight, helical tusk, which is an elongated