Mastodon Mastodon Mastodons (Greek: μαστός "breast" and ὀδούς, "tooth") are any species of extinct proboscideans in the genus Mammut (family Mammutidae), distantly related to elephants, that inhabited North and Central America during the late Miocene or late Pliocene up to their extinction at the end of the Pleistocene 10,000 to 11,000 years ago. Mastodons lived in herds and were predominantly forest dwelling animals that fed on a mixed diet obtained by browsing and grazing with a seasonal preference for browsing, similar to living elephants. "M. americanum", the American mastodon, is the youngest and best-known species of the genus. They disappeared from
Extinct animals from the Isle of Man Extinct animals from the Isle of Man Manx cattle became extinct c. 1815. A description of the breed survives along with a record that the Manx people referred to them as "Boaghans" or "Boghans" (Manx words for cow include "Booa" and "Baa"). Thomas Quayle described the Manx breed, just as they were dying out, in his 1812 "General View of Agriculture in the Isle of Man": The Manx sheepdog was a breed of sheepdog from the Isle of Man that is now extinct. Little is known about the breed except that it had a remarkable "ability to 'hould' or separate