The skull and teeth of Allosaurus were modestly proportioned for a theropod of its size. Paleontologist Gregory S. Paul gives a length of 33.3 in. for a skull belonging to an individual he estimates at 26 ft. long.
The American Crocodile (Crocodylus acutus) is a species of crocodilian found in the Neotropics. It is the most widespread of crocodiles from the Americas, with populations present from South Florida and the coasts of Mexico to as far south as Peru and Venezuela.
American Lion, also called the North American lion, or American cave lion, is an extinct pantherine cat. Panthera atrox lived in North America during the Pleistocene epoch, from around 340,000 to 12,800 years ago.
American Lion, also called the North American lion, or American cave lion, is an extinct pantherine cat. Panthera atrox lived in North America during the Pleistocene epoch, from around 340,000 to 12,800 years ago.
American Lion, also called the North American lion, or American cave lion, is an extinct pantherine cat. Panthera atrox lived in North America during the Pleistocene epoch, from around 340,000 to 12,800 years ago.
American Lion, also called the North American lion, or American cave lion, is an extinct pantherine cat. Panthera atrox lived in North America during the Pleistocene epoch, from around 340,000 to 12,800 years ago.
The Pronghorn is sometimes considered a living fossil. It shows many primitive traits. Perhaps the most obvious primitive attribute is in that pronghorns shed their horns yearly just like a deer. It is the only living horned animal that does this.