Around 66 million years ago, the end-Cretaceous extinction event reshaped Earth’s biodiversity, yet its impact on marine fishes remains debated due to...
Paleontologists in Argentina have identified a previously unknown species of unenlagiid dinosaur that stalked freshwater wetlands during the Late Cretaceous...
A marine biologist studying the photophores of a bioluminescent fish species found needle-shaped guanine crystals that scatter and redirect light instead...
An analysis of two 240-million-year-old coelacanth fossils suggests a bizarre sensory adaptation: an ossified lung that transmitted sound to the inner...
Two species of myllokunmingiid fishes that lived in what is now China around 518 million years ago (Cambrian period) possessed two large lateral eyes...
In two separate studies, paleontologists in Australia and China examined the fossilized remains of enigmatic Devonian lungfish with cutting-edge imaging,...
A fish species called the armored rockhead poacher (Bothragonus swanii) carries a secret that has confounded marine biologists for decades: a deep, bowl-shaped...
Named Bakiribu waridza, the newly-identified species is the first filter-feeding pterosaur from the tropics.
Artistic reconstruction of the filter-feeding...
Paleontologists in China have described a new species of the coelacanth genus Whiteia on the basis of two fossilized specimens. This discovery extends...
The fish supergroup Otophysi, known for their enhanced hearing, comprises two-thirds of living freshwater fish species. Previously, they were thought to...
Platysomus parvulus, a species of ray-finned fish that lived 310 million years ago, had a unique way of eating never seen in ray-finned fish from that...
Marine biologists have described three new species of deep-sea snailfishes in the family Liparidae from the eastern abyssal Pacific (depths 3,268 to 4,119...
Several new species of coelacanths that lived at the end of the Triassic period, some 200 million years ago, have been identified from museum specimens...
Around 390 million years ago (Devonian period), marine animals began colonizing depths previously uninhabited. New research led by scientists from Duke...
First discovered in 1997 and described as a new species two years later, the Indonesian coelacanth (Latimeria menadoensis) is one of two living species...
Biofluorescence, the absorption of high-energy light and its reemission at lower energy wavelengths, is widespread across vertebrate and invertebrate lineages,...
Recognizable from the starring role in the film ‘Finding Nemo,’ the clown anemonefish (Amphiprion percula) also shrink in order to avoid social conflict,...
A diverse array of animals has evolved the ability to use tools (e.g., primates, parrots, octopus, crabs, and wasps), but the factors leading to tool use...
