From the 20-foot-long jawbones of the filter-feeding blue whale to the short, but bone-crushing, jaws of the hyena and the delicate chin bones of a human, the pair of lower jawbones characteristic of ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Mammals are defined by how and what we eat every single day of our ...

Scientists from the UAB and Iowa State University have generated the genome assemblies of two hidden-neck turtles. The results, which revealed a new three-dimensional structure of the genome within ...

This story was updated at 11:00 AM June 1 The basic decision-making circuitry underlying social behaviors such as fighting and mating is incredibly similar in all vertebrates, from fish to mammals, ...

Did you know there are more than 500 species of sharks out there in the world? These fascinating underwater creatures have been swimming in our seas for about 455 million years, and they can travel ...

The 165-million-year-old fossil of a tiny, shrew-like animal shows the earliest example of modern hyoid bones—the ones that provide the ability to swallow food—in mammal evolution. The hyoid bones of ...

New research describes a fossil family that illuminates the origin of perissodactyls - the group of mammals that includes horses, rhinos, and tapirs. It provides insights on the controversial question ...

Paleodietary studies of the fossil record are impeded by a lack of reliable and unequivocal tracers. Scientists have now tested a new method, the isotope analysis of zinc isotopes from the tooth ...

A new study reveals the surprisingly convergent evolution in the inner ear of mammals. An international research team led by Nicole Grunstra from the University of Vienna and Anne Le Maître from the ...

Many mammals and birds are remarkable athletes; mice work hard to dig burrows for protection and sparrows fight gravity with each flap of their wings. In order to have the energy to sustain vigorous ...