Five 'mass extinctions' have decimated our planet since it was formed - now scientists claim the answers to two could be ...

J urassic Triasic Permian Penrsylvanian Mis,ippian Devonian Silurian Ordovician Cambrian ... Age of fishes Rise of invertebrates Dominance of trilobites Oldest known fossils Primitive marine ...

With its mouth shaped like a pineapple slice filled with circular rows of sharp teeth and large, compound eyes, this creature hunted trilobites and other small ... was an armored predator of the ...

QUEBEC CITY, March 24, 2025--(BUSINESS WIRE)--Devonian Health Group Inc. ("Devonian" or the "Corporation") (TSXV: GSD; OTCQB: DVHGF), a clinical stage corporation focused on developing unique ...

THAT vexata quaestio the migration of birds presents strange anomalies which confound the best informed theories on the subject. Last winter we had a surprise in the appearance in central Italy of ...

Now he’s suing. Martin Becker, an environmental science professor and paleontologist, has spent his career collecting Devonian Age marine invertebrate fossils, or ancient sea creatures that are about ...

Richard Fortey found his first trilobite aged just 14, after braving gorse bushes to break rocks on St David's Peninsula, the westernmost tip of Wales. This first encounter with a trilobite – which ...