Archive for May, 2012

Did bone ease acid for early land crawlers

Here’s an anatomical packing list for making that historic trip from water to land circa 370 million years ago: Lungs? Check. Legs? Check. Patches of highly vascular bone in the skin? In a new paper, scientists propose why many of the earliest four-legged creatures that dared breathe on land carried bony skin features. The “dermal […]

Coelacanth Find Rewrites History of the Ancient Fish

Coelacanths, an ancient group of fishes that were once thought to exist only in fossils, made headlines in 1938 when one of their modern relatives was pulled alive from the ocean. Now coelacanths are making another splash — and University of Alberta researchers are responsible for the discovery.   Lead U of A researcher Andrew […]

Jurassic Pain: Giant ‘Flea-Like’ Insects Plagued Dinosaurs 165 Million Years Ago

It takes a gutsy insect to sneak up on a huge dinosaur while it sleeps, crawl onto its soft underbelly and give it a bite that might have felt like a needle going in — but giant “flea-like” animals, possibly the oldest of their type ever discovered, probably did just that. And a few actually […]