large animals, sometimes defined as those weighing at least 45 kilograms (100 pounds).

very large mammals, such as those that lived during the last ice age 

refers to animals greater than 20 cm in size. Megafauna are found in the benthos as well as open water.

Literally means ‘large animal’ (usually weighing over 100 kg) and is commonly used to refer to the large Pleistocene mammals (such as Mammoths, Milodons, Woolly Rhinos and Mastodons).

Fauna, a Latin term that refers to animal remains, consisting of individuals large enough to be visible to the naked eye.

The large-bodied animal species (over 45 kg. or 100 lbs.) that flourished during the Pleistocene, but rapidly became extinct about 10,000 years ago. Some of the megafauna species that inhabited North [..]

Very large animals, such as elephants, mammoths, or giant sloth.

A group of mammals which were usually very large. They include the mammoth, mastodon, and giant bison. Most of these animals became extinct at the end of the last ice age.

the large and now extinct mammals of the end of the Pleistocene, such as mastodon and mammoth, that were hunted by Palaeo-Indians.