If you're reading this sentence, you might have a fish to thank. Fish were the first animals to evolve jaws. They use their jaws primarily to eat, but also for defense, as tools—such as to burrow or ...

The fossil whorls were a mystery. In 1899, geologist Alexander Karpinsky described an odd spiral of teeth, the first known fossil of its kind, uncovered from the ancient rocks of Krasnoufimsk, Russia.

A new study using high-speed video shows for the first time that the reef fish Zanclus cornutus (Moorish idol) and the related surgeonfish can move their jawbones sideways as well as up and down. This ...

WASHINGTON, 21 October (BelTA - Xinhua) - You may never hear anything about placoderms, but palaeontologists from China and Sweden said Thursday that our jaws can be traced back to these extinct ...

WASHINGTON (Reuters) - A bottom-dwelling, mud-grubbing, armoured fish that swam in tropical seas 423 million years ago is fundamentally changing the understanding of the evolution of an indisputably ...

Some reef fish have the unexpected ability to move their jaws from side to side, biologists at the University of California, Davis have discovered. This ability – which is rare among vertebrate ...

Whole skeleton of Dipterus, an extinct lungfish from the middle Devonian period. Specimen (UMMP 16140) from the University of Michigan Museum of Paleontology. ANN ARBOR—If you're reading this sentence ...

Credit: Proceedings of the National Academy of Sciences (2025). DOI: 10.1073/pnas.2418982122 Some reef fish have the unexpected ability to move their jaws from side to side, biologists at the ...

Some reef fish have the unexpected ability to move their jaws from side to side, biologists have discovered. This ability -- which is rare among vertebrate animals -- allows these fish to feed rapidly ...

Some reef fish have the unexpected ability to move their jaws from side to side, biologists at UC Davis have discovered. This ability — which is rare among vertebrate animals — allows these fish to ...