prey

predator prey Rajasaurus skull

Mystery of Tyrannosaurus rex’s Tiny Arms May Finally Have an Answer

bone jaw predator prey Tyrannosaurus

Paleontologists from University College London and the University of Cambridge say the large predatory dinosaurs’ tiny arms evolved alongside massive heads and bone-crushing jaws, suggesting ancient predators increasingly relied on biting rather than grasping prey. The post Mystery of Tyrannosaurus rex’s Tiny Arms May Finally Have an Answer appeared first on Sci.News: Breaking Science News.

20/05/2026 sci-news

T. rex’s tiny arms may have evolved for a surprisingly brutal reason

hunting prey

Why did T. rex have such tiny arms? Scientists now think it’s because its giant head became the ultimate hunting tool. Across multiple dinosaur groups, stronger skulls and crushing jaws evolved alongside shrinking forelimbs, especially in predators hunting enormous prey. In other words, once the bite became deadly enough, the arms may have stopped mattering.

20/05/2026 sciencedaily

Ancient bees found nesting inside fossil bones in rare cave discovery

prey fossil discovery

Thousands of years ago in a cave on Hispaniola, an unusual chain of events left behind a rare scientific treasure: bees nesting inside fossilized bones. After giant barn owls repeatedly brought prey like hutias into the cave, their remains accumulated in silt-rich chambers—creating a strange underground environment. Later, burrowing bees took advantage of the soft sediment and even reused tiny cavities in fossilized jaws and bones as ready-made nests, coating them with a smooth, waterproof linin

03/04/2026 sciencedaily

Baby dinosaurs were the backbone of the Jurassic food chain

hunting prey Jurassic fossil

Despite growing into the largest animals ever to walk on land, sauropods began life small, exposed, and alone. Fossil evidence suggests their babies were frequently eaten by multiple predators, making them a key part of the Jurassic food chain. This steady supply of easy prey may explain why early predators thrived without needing extreme hunting adaptations. The findings offer a rare glimpse into how dinosaur ecosystems truly worked.

02/02/2026 sciencedaily