The American lion (Panthera atrox (/ˈpænθərə ˈætrɒks/), with the species name meaning "savage" or "cruel", also called the North American lion) is an...

The western diamondback rattlesnake or Texas diamond-back (Crotalus atrox) is a rattlesnake species and member of the viper family, found in the southwestern...

Bothrops atrox — also known as the common lancehead, fer-de-lance, barba amarilla and mapepire balsain — is a highly venomous pit viper species found...

Atrox is a Norwegian avant-garde metal band from Trondheim. The group originally formed under the name "Suffocation" but soon changed it because of numerous...

fer-de-lance at one time or another, most commonly Bothrops asper, Bothrops atrox, Bothrops caribbaeus, and Bothrops lanceolatus. Several herpetologists have...

to 33.9 million years ago in the Eocene. It was a small whale, with D. atrox measuring 5 metres (16 ft) long and weighing 1–2.2 metric tons (1.1–2.4...

Photostomias atrox is a species of barbeled dragonfish in the genus Photostomias. The species has been documented in the Atlantic and Pacific oceans,...

Chaetonotus atrox is a species of gastrotrichs belonging to the family Chaetonotidae. The species is native to Northern Europe. The species lives in marine...

Cuterebra atrox is a species of new world skin bot fly in the family Oestridae. "Cuterebra atrox Report". Integrated Taxonomic Information System. Retrieved...

Spinipogon atrox is a species of moth of the family Tortricidae. It is found in Brazil in the states of Paraná and Minas Gerais. Wikimedia Commons has...