was an extinction event that occurred approximately 485 million years ago (mya) in the Paleozoic era of the early Phanerozoic eon. It was preceded by the less-documented End-Botomian mass extinction ...

Nov. 15, 2024 — Hunted nearly to extinction during 20th century whaling, the Antarctic blue whale, the world's largest animal, went from a population size of roughly 200,000 to little more than 300.

Much of my current and ongoing research focuses on the Ordovician to better understand (1) the evolution of crinoid paleocommunities during the lower Paleozoic, and (2) extinction selectivity and long ...

Last summer, a pair of hikers were trekking through a rocky path in the Italian Alps. As they made their way down the ...

Revealed by melting snow in the Alps, the imprints in rock were left by reptiles and amphibians during the Permian period, ...

The largest extinction events define a change in era. The end of the Paleozoic and beginning of the Mesozoic 251 million years ago marks the largest mass extinction in the history of the planet, which ...

Analysis of 216 extinct species by biologists found birds endemic to islands, occupied ecologically specific niche, lacking flight, with large bodies and sharply angled wings were the ones likely ...

While taking a hike through the Italian Alps, a hiker made a surprising discovery that led to the uncovering of a prehistoric ...

Overnight, George had taken not only his final breath but the final breath of his entire species, the Pinta Island tortoise, as it faded into extinction. Obituaries for George soon followed in the ...

Many types of plant, animal, and mammal species globally are at risk of extinction. Over 1 million species are threatened with extinction within the next few decades—an unprecedented rate ...

A new study suggests that extreme temperatures could lead to a mass extinction event — the first since the dinosaurs died out — that would ultimately end the reign of humans and mammals on Earth. Dr.