New Information about the Evolutionary History of Mammals
Mammals evolved from members of the reptilian order Therapsida during the Triassic Period (about 252 million to 201 million years ago). Therapsids, which included Lystrosaurus,…
Zoology
A CT Scan Reveals Bone Disease in the Jaw of a Tyrannosaurus Rex
We know a lot about Tyrannosaurus rex jaws, from the bite force of a baby dinosaur to how adults crunched on their prey like an…
Earth’s First Known Giant Creature
The two-meter skull of an enormous new ichthyosaur species, Earth’s first known giant creature, reveals how extinct marine reptiles and modern whales evolved into giants.…
A New Fossil Reveals the Origin of Arthropod Respiratory System
A new fossil has been discovered that reveals the origin of gills in arthropods. David Legg, a University of Manchester research fellow, and a team…
Identifying the Underlying Patterns in Modern Evolution
The theory of evolution by natural selection explains how species change over time. That species evolution had been proposed and debated long before Darwin. The…
As Theropod Dinosaurs Evolved, their Jaws became Stronger
Modern birds appeared to emerge in the blink of an evolutionary eye. However, new research sheds light on the long series of evolutionary changes that…
Researchers describe the Second Opabiniid ever discovered a Century Later
Opabinia regalis is an extinct stem-group arthropod discovered in British Columbia’s Middle Cambrian Burgess Shale Lagerstätte (505 million years ago). Opabinia was a soft-bodied animal…
The Origins of Australia’s Iconic Snakes have been revealed
Deadly snakes are among Australia’s most iconic animals, but a new study led by the Australian National University (ANU) has helped explain how they descended…
Scientists Call for the Establishment of Strategic Forest Reserves to Combat Climate Change and Preserve Biodiversity
According to a scientific partnership coordinated by an Oregon State University ecologist, the United States should move quickly to establish a collection of key forest…
A Parasite Found in Seawater that Belongs to a Primitive Lineage has been Discovered by Researchers
Txikispora philomaios, a parasite found in saltwater and belonging to a primitive lineage, was identified by researchers from the UPV/EHU-University of the Basque Country and…
To Survive the Severe Japanese Winters, Snow Monkeys go Fishing
According to a new study, snow monkeys in one of the world’s coldest places survive by ‘going fishing,’ scooping live animals out of Japanese rivers,…
According to New Research, Airflow can Help Black Soldier Fly Larvae Survive as a Long-Term Feeding Supply
Black soldier fly larvae eat food waste and other organic matter and are made up of 60% protein, making them a desirable long-term food source…
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