Paleontologists describe a 255-million-year-old weigeltisaurid fossil that likely glided through the air with the help of expansive winglike membranes Tess Joosse Scientists pulled this weigeltisaurid ...

Fossil finds are exciting moments that sometimes introduce the world to an ancient mammal or dinosaur that existed millions ...

A new study out of the University of Chicago, the Canadian Museum of Nature and the Albany Museum challenges a long-held hypothesis that the larvae of modern lampreys are a holdover from the distant ...

A team of herpetologists at the Universidade Estadual de Santa Cruz just reported that a tiny frog found only in a hilltop forest in southern Bahia, Brazil, may be the smallest vertebrate in the world ...

How many fossils does it take to accurately train an image-based AI algorithm? According to a new study co-authored by Bruce MacFadden, UF Distinguished Professor Emeritus and retired curator of ...

Within every muscle of every living species with a backbone, a protein called myosin tugs on a partner protein to generate a ...

It’s one of the most audacious projects in biology today—reading the entire genome of every bird, mammal, lizard, fish, and all other creatures with backbones. And now comes the first major payoff ...

Global change is eroding life on earth at an unprecedented rate and scale. Species extinctions have accelerated over the last decades, with the concomitant loss of the functions and services they ...

In the limestone ranges of Western Australia’s Kimberley region, near the town of Fitzroy Crossing, you’ll find one of the world’s best-preserved ancient reef complexes. Here lie the remnants of ...

A team of biologists found that the picture of dramatically declining vertebrate populations of all kinds is driven by a small number of outlier populations whose numbers are dropping at extreme rates ...

The neural plate border region of vertebrate embryos gives rise to the neural crest and cranial placodes. Although the basal chordate amphioxus lacks a neural crest and most placodes, comparisons of ...