Paleorex is back on Bored Panda with his detailed, science-based creatures, showing us how animals like big cats, birds, and reptiles might evolve in the future. In this article, we’re featuring even ...

A microorganism whose evolutionary roots can be traced to the era of the first multicellular animals may provide a glimpse of how single-celled organisms made a critical evolutionary leap. In ...

The Cambrian explosion may have been fueled by poop. The first animals on Earth emerged about 600 million years ago, and 60 million years later, those simple early animals evolved in wildly different ...

Animals, from worms and sponges to jellyfish and whales, contain anywhere from a few thousand to tens of trillions of nearly genetically identical cells. Depending on the organism, these cells arrange ...

It's not easy to look at a sea spider and see an animal so representative of its kind that it may help scientists sort out the evolution of almost everything with eight legs. But that's the potential ...

Combining paleontology, biology, and robotics can help scientists model animals from the past, present, and feature. To recapture a key moment in evolution, when aquatic animals walked out of the ...

Once upon a time, there were a bunch of one-celled microbes, swimming, eating, reproducing, doing all the things that a one-cell bit of life can do. Then, some time later, there were their descendants ...

The study, published Thursday in the journal Science, finds that over time, the average size of marine creatures has increased by a factor of 150 times since the Cambrian period 542 million years ago, ...

To understand the origins of multicelled life, researchers are studying a motley assortment of simpler animal relatives. The commonalities they’re unearthing offer a trove of clues about our mutual ...

11-Jul-2025 6:30 AM EDT, by University of Wisconsin–Madison After all, once you’re done counting the legs, you quickly run out of resemblances between the 1,300-some known species of sea spider and ...