Columbian mammoths were herbivores that ... They are one of the largest known mammoth species, reaching up to 13 feet in height and weighing around 10 tons. Their spiral tusks could reach up ...

A hunter was recently searching for deer on O2 Ranch in West Texas when he stumbled across something strange in a creek bed.

Texas is a hub for mammoth fossils. Justin Garnett / Center ... the first and only known evidence of a nursery herd of Columbian mammoths. Researchers believe the animals—a group of at least ...

The Columbian mammoth was the most likely mammoth species populating what is now Texas. Related to the woolly mammoth, the Columbian variety—which could have formed when woolly mammoths mated ...