Scientists have discovered the world's first true millipede, a study said Thursday, describing a long, thin and segmented creature with a whopping 1,306 legs—more than any other animal ever.
Plants & Animals
Dec 19, 2021
0
43
The meat-eating dinosaurs known as theropods that roamed the ancient Earth ranged in size from the bus-sized T. rex to the smaller, dog-sized Velociraptor. Scientists puzzling over how such wildly different dinosaur sizes ...
Evolution
Feb 23, 2023
0
166
A new study published in Nature Communications suggests that the extinction of North America's largest mammals was not driven by overhunting by rapidly expanding human populations following their entrance into the Americas. ...
Ecology
Feb 16, 2021
2
2039
Designed with middle school students, study helps to inform better practices for protecting these endangered animals.
Plants & Animals
Aug 29, 2013
0
0
The mammoth lumbers through our imaginations when we think about the world during the most recent Ice Age. They're just one of many giant creatures that our ancestors lived alongside and which became extinct when the climate ...
Archaeology
Nov 12, 2019
0
693
Islands are "laboratories of evolution" and home to animal species with many unique features, including dwarfs that evolved to very small sizes compared to their mainland relatives, and giants that evolved to large sizes.
Evolution
Mar 9, 2023
0
178
Early animals formed complex ecological communities more than 550 million years ago, setting the evolutionary stage for the Cambrian explosion, according to a study by Rebecca Eden, Emily Mitchell, and colleagues at the University ...
Ecology
May 17, 2022
1
494
(PhysOrg.com) -- New research by Macquarie University palaeobiologist, Dr John Alroy, predicts major changes to the rules of evolution as we understand them now. Those changes will have serious consequences for future biodiversity ...
Evolution
Sep 3, 2010
74
0
Modern cetaceans—whales and dolphins—have one of the largest size ranges of any living animal group, ranging from as small as 1.5 meters long to as much as 30. However, a new study reveals this diversity came much later ...
Evolution
Mar 30, 2023
0
251
Fossil records tell us that the first macroscopic animals appeared on Earth about 575 million years ago. Twenty-four million years later, the diversity of animals began to mysteriously decline, leading to Earth's first know ...
Earth Sciences
Jun 27, 2018
8
71
