One of Earth’s earliest mass extinctions wiped out most ocean life during a sudden global ice age. From the ruins, jawed vertebrates survived, diversified, and transformed the course of evolution.
An event that seemed to condemn marine life 445 million years ago actually played a decisive role in the rise of the animals ...
About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, ...
During a geological blink of an eye, glaciers formed over the supercontinent Gondwana, drying out many of the vast, shallow seas like a s ...
Dinosaurs ruled the planet between 230 to 66 million years ago, although many other life forms had evolved well before their existence. Moreover, some of these living creatures still exist today.