Sandfish Lizard Sand Swimming: How It Moves Underground
On the surface of a North African dune, a small golden skink pauses for an instant. Then it lowers its wedge-shaped head into the loose sand, drives forward, and disappears. …
Animal Locomotion
How Pygmy Marmosets Cling to Vertical Trees With Claw-Like Nails
Introduction The hands of a monkey are usually imagined as grasping tools: flexible fingers tipped with flat nails, wrapping around branches much as a human hand might. Pygmy marmosets complicate …
The Fish That Walks on Mud: How Mudskippers Live Between Water and Land
A fish resting on an exposed mudflat seems to be in the wrong place. Then it pushes itself forward on its fins, skips across the mud, raises a colorful dorsal …