Articles for author: Sameen David

Sameen David

New strategy to reverse Kenya’s shark decline tries to bring fishers on board

Kenya Launches 19-Goal Shark Strategy Centering Fishers’ Expertise

Kenya’s eastern coast – Small-scale fishers unload daily hauls brimming with threatened species such as scalloped hammerhead sharks and white-spotted guitarfish. Conservation groups point to this practice as emblematic of broader pressures on marine life, where overfishing has depleted shark populations. A newly unveiled 19-goal strategy seeks to reverse these trends by drawing fishers into ...

Sameen David

A Skull That Shattered Expectations

Bizarre Tooth Cushions Arm the Jaws of a 425-Million-Year-Old Apex Predator

Roughly 425 million years ago, warm Silurian seas covered southern China, where a meter-long bony fish ruled as the top hunter. Researchers recently uncovered a complete skull of Megamastax amblyodus, revealing its jaws bristled not with blunt crushers, but with clusters of sharp fangs mounted on strange “tooth cushions.” This landmark fossil, published in Nature, ...

Sameen David

Oldest known bony fish fossils uncover early vertebrate evolution

China’s Ancient Fossils Reveal Oldest Bony Fish and Path to Tetrapod Origins

Chongqing, China – Paleontologists announced the discovery of the world’s oldest complete bony fish fossils from early Silurian rock layers, dating back 436 million years. These remarkable finds from southern China fill critical gaps in the vertebrate fossil record and highlight an earlier diversification of bony fishes than previously known. The specimens offer unprecedented views ...