Latest Jennifer A. Clack Stories
Using high-energy X-rays and a new data extraction protocol, an international consortium of scientists have for the first time rendered a 3D model of a prehistoric tetrapod backbone.
Nearly everyone can recall the high school textbook illustrations of the planetâ€™s first land-dwelling creatures, ubiquitously represented as comic-looking fish with short, stumpy legs.
New research from Duke University suggests a reversal in the order in which two four-limbed creatures transitioned from water to land.
- In dressmaking, straps running from the belt in front over the shoulders to the belt in the back, with more or less elaboration of trimming and outline. They usually broaden at the shoulder and narrow toward the waist.