Northern Map Turtles, Graptemys geographica, are a long-lived riverine species of conservation concern. We examined carapace morphology of Northern Map Turtles at Mount Union, a major turtle nesting ...

Discover how Galapagos tortoises self-righting abilities differ between shell types, impacting their survival. Chiari and her colleagues used 3D shell reconstructions of 89 adult tortoises–three ...

Scientists have been looking to nature for inspiration for materials with useful properties. Insect exoskeletons and shark skin are examples of materials that exhibit strength, durability, and less ...

Ammonites are a group of extinct cephalopod mollusks with ribbed spiral shells. They are exceptionally diverse and well known to fossil lovers. Researchers have developed the first biomechanical model ...

LONDON -- After Royal Dutch/Shell Group agreed last week to finalized settlements with U.S. and U.K. regulators, which will cost the oil giant $150.7 million over its mis-statement of proven oil ...

In a university swimming pool, scientists and their underwater cameras watch carefully as a coiled shell is released from a pair of metal tongs. The shell begins to move under its own power, giving ...

For years, scientists have tried to crack a mathematical mystery: Is there an equation that can perfectly describe each and every bird egg? Variable shell shapes complicated things. But it turns out ...