Barbary lion that the Barbary lion does not differ significantly from lion samples collected in West and northern parts of Central Africa. It falls into the same phylogeographic group as the Asiatic lion. The Barbary lion was also called 'North African lion', 'Berber lion', 'Amazigh lion', 'Atlas lion', 'Egyptian lion', Barbary lion zoological specimens range in colour from light to dark tawny. Male lion skins have short manes, light manes, dark manes or long manes. Head-to-tail length of stuffed males in zoological collections varies from , and of females around . Skull size varied from . Some manes extended over the shoulder
Apex predator an environment is suggestive. "Anomalocaris" was an aquatic apex predator, in the Cambrian. Its mouthparts are clearly predatory, and there were no larger animals in the seas at that time. Carnivorous theropod dinosaurs including "Allosaurus" and "Tyrannosaurus" have been described as apex predators, based on their size and dietary needs. A Permian shark, "Triodus sessilis", was discovered containing two amphibians ("Archegosaurus decheni" and "Cheliderpeton latirostre"), one of which had consumed a fish, "Acanthodes bronni", showing that the shark had lived at a trophic level of at least 4. Among more recent fossils, the sabre-tooth cats, like "Smilodon", are considered to