Shark

Homo habilis. They named it Homo habilis – identifying it as the first true human species to evolve. What was the first human species on… Read More »What Was The First Human Species?

The first fish were primitive jawless forms (agnathans) which appeared in the Early Cambrian, but remained generally rare until the Silurian and Devonian when they… Read More »What Was The First Fish On Earth?

The age immediately prior to the dinosaurs was called the Permian. Although there were amphibious reptiles, early versions of the dinosaurs, the dominant life form… Read More »What Was On Earth Before Dinosaurs?

Fish that predates dinosaurs, with history dating back to 420 million years, caught alive | Africa. Was there fish before dinosaurs? Latest Updates. Coelacanths first… Read More »Are Fish Older Than Dinosaurs?

As reviewed in a new paper in the Annual Review of Ecology, Evolution, and Systematics, about 398 million years ago there was a particular group… Read More »Did Dinosaurs Come From Fish?

While there’s an abundance of fish fossils from about 420 million years ago, the ancient fossil record gets scarce farther back at about 480 million… Read More »When Did Fish Start To Exist?

The frilled shark is considered a living fossil, because of its primitive, anguilliform (eel-like) physical traits, such as a dark-brown color, amphistyly (the articulation of… Read More »Are Frilled Sharks Still Alive?

Introduction. Helicoprion is an extinct genus of shark-like eugeneodont fish (a group of extinct cartilaginous fishes). Members of Eugenodontida possess a unique morphological feature called… Read More »Is The Helicoprion A Shark?

Stethacanthus is an extinct genus of shark-like holocephalians which lived from the Late Devonian to Late Carboniferous epoch, dying out around 298.9 million years ago.… Read More »Is The Stethacanthus A Shark?

Mosasaurs and sharks are about the same size, and researchers consider the sharks to be the closest living model for mosasaurs, said Young. Mosasaurs are… Read More »Is Mosasaurus A Shark?