Snakes and lizards have distinct body movement patterns. Lizards bend from side to side as they retract their legs to walk or run. Snakes, on the other hand, slither and undulate, like a wave that ...

Snakes are some of the best-known reptiles, with more than 4,000 species across the world. When we think of snakes, we ...

It’s the signature feature – the thing that makes crabs unmistakably crabs. But here’s a question that has actually been ...

The evolutionary change in the mode of locomotion is often a major evolutionary event, triggering diversification. Sideways locomotion is a defining feature of true crabs (Brachyura) and may have ...

Snakes have adapted to climb trees, leap across hot sand, and even swim through water — all without arms or legs. What’s their secret? Mike Bock This corn snake, shown here at the Smithsonian's ...

If you liked this story, share it with other people. Undulating at the surface, the Salamandra robotica cruises through the water until it reaches the shore, then ambles forward through the sand with ...

An open-source movement simulator that has already helped solve problems in medicine, paleontology, and animal locomotion has been expanded and improved, according to a new publication in the ...

When early tetrapods transitioned from water to land the way they breathed air underwent an evolutionary revolution. Fish use muscles in their head to pump water over their gills. The first land ...

When a fruit fly gets dust on its body, it launches into a precise cleaning routine, sweeping and rubbing its legs in rhythmic strokes that look almost mechanical. Scientists have long assumed that ...