According to curator Kojiro Azumakawa, the horseshoe crab has a bowl-shaped smooth shell, spiny body, crab- or spider-like legs and a long, stout tail. It is a “living fossil” whose appearance ...

Scientists have traced the evolutionary origin of humans' outer ears to the gills of ancient fish through a series of ...

Horseshoe crabs belong to a unique class known as ... and gharials — are among Earth’s most formidable living fossils.

Unlike many horseshoe crab fossils discovered in the past, Vaderlimulus dates to the Triassic Period. It’s the first such crab fossil found from that period, with the vast majority dating to an ...

But there are questions about how many are still around, how the process affects the animals and some campaigners want this "milking" of horseshoe crabs stopped. These "living fossils" matter ...

Horseshoe crab populations have crashed in recent decades because of overharvesting and habitat loss. “We’re wiping out one of the world’s oldest and toughest creatures,” said Will Harlan, a senior ...

Horseshoe crabs — brown, body-armored beasts with long, spiked tails — are living fossils that have survived for a half-billion years. Each spring, horseshoe crabs crawl ashore and lay millions of ...