Dagger-like canines of saber-toothed cats took years to grow
New research shows that the fearsome teeth of the saber-toothed cat Smilodon fatalis fully emerged at a later age than those of modern big cats, but grew at a rate about double that of their living relati ...
End of the dinosaurs gave rise to the modern 'Age of Fishes,' researchers find
A pair of paleobiologists from Scripps Institution of Oceanography, UC San Diego have determined that the world's most numerous and diverse vertebrates – ray-finned fishes – began their ecological dominance ...
Sixth mass extinction is here, researcher declares
There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence.
Study examines modifications that occur on proteins in natural environments over time
A recently extinct flightless bird is helping molecular paleontologists learn more about not only the species in question, but also about how proteins preserve and degrade in fossils.
Research group suggests modern extinction rate may be higher than thought
Darwin's finches have reached their limits on the Galapagos
The evolution of birds on the Galápagos Islands, the cradle of Darwin's theory of evolution, is a two-speed process. Most bird species are still diversifying, while the famous Darwin's finches have already ...
The scientific practice of identifying and naming species
How many kinds of plants and animals are there in the world? Where do humans fit within the vast fabric of life? Indeed, how did life, including humans, evolve?
Before we build Jurassic World, we need to study recent extinctions
It's hard to have a conversation about bringing extinct creatures back to life without a tip-of-the-hat to Jurassic Park, or the latest instalment, Jurassic World, due out Thursday. Massive people-eaters escaping their bonds and ravaging humanity may mak ...