ocean – Sarah Z. Gibson

The “Slasher” Ray: An extinct fish with a saw-like nose — PLOS Paleontology Community

Are the “teeth” on a sawfish snout really teeth? A fossil might shed light on the question.

PLOS Paleo Top 10 OA Fossil Vertebrates #3: Lunaophis aquaticus

We’ve made it to the top 3 winners of the PLOS Paleo Top 10 Open Access Fossil Vertebrates of the year. And I am very pleased that one of the top 3 is not a dinosaur, but a snake! And an aquatic snake to boot. Lunaophis aquaticus, from the Cretaceous La Luna Formation of Venezuela, was recentlyContinueContinue reading “PLOS Paleo Top 10 OA Fossil Vertebrates #3: Lunaophis aquaticus”

Size Does Matter: Using the size of fossil marine mammals to estimate primary productivity in ancient oceans

As if we need another reason to justify paleontology as an important field of science, here’s a good one: information regarding the history of this planet and its ecosystems is crucial in order to understand the health of our planet today, particularly with regard to sensitive but important topics like climate change. Oceans play a large roleContinueContinue reading “Size Does Matter: Using the size of fossil marine mammals to estimate primary productivity in ancient oceans”