Aside from this, fish vary greatly in size, shape, habitat, and diet. Taxonomists typically group fish into three superclasses: cartilaginous fishes (Chondrichthyes), bony fishes (Osteichthyes), and ...

The find expands our understanding of the early developmental stages of rays and their evolutionary branches.

Old Fish Fossil Suggests That Humans Don't Share a Common Ancestor With Sharks, Claim Researchers In 2015, researchers ...

Rising CO2 levels threaten sharks and rays - our report in category News in DiveInside - the fresh online magazine of Taucher.Net ...

Both were recently helped by Vashon Island Fire & Rescue’s (VIFR) Mobile Integrated Health (MIH) — a publicly-funded ...

bony fish, Osteichthyes; cartilaginous fish, Chondrichthyes; and jawless fish, Agnatha. The discipline can include the biology, taxonomy and conservation of fish, as well as husbandry and ...

The researchers took swabs from the white shark's bite wounds and sequenced for any genetic material that the predator may ...

The study was recently published in the scientific journal "Biology". There have been five mass extinctions in Earth’s history - and one group of animals has survived them all: cartilaginous fish, ...

Sharks and rays have inhabited Earth’s oceans for about 450 million years. These cartilaginous fish have survived five mass extinctions, adapting to environmental changes that wiped out countless ...

“The program to grow out a cartilaginous structure in this general ... was similar to that in the elastic cartilage in the fish gills. But many genes are active in unrelated organs.

School of Geography, Earth and Environmental Sciences Dr Lisa Schnetz is a vertebrate palaeobiologist whose main research interests are on the (macro-)evolution and diversification of Palaeozoic ...