What did the very first complex vertebrate brain look like? To find out, scientists turned to an unlikely time traveler: the ...
Researchers recently discovered that the sea lamprey, a modern representative of ancient jawless vertebrates, fights invading pathogens by generating up to 100 trillion unique receptors. These ...
Researchers have long assumed that a tube in the famous Pikaia fossil ran along the animal’s back. But a new study turned the fossil upside down. By Carl Zimmer Over the past 500 million years, ...
Scientists have long puzzled over the gap in the fossil record that would explain the evolution from invertebrates to vertebrates. Vertebrates, including fishes, amphibians, reptiles, birds, mammals, ...
'Junk DNA' could hold the secret of the evolutionary origin of complex animals, according to new research. Vertebrates - animals such as humans that possess a backbone - are the most anatomically and ...
Those of you who took high school biology may remember the lancelet, also known as the amphioxus. Its simplified body plan is notable for containing a number of features that it shares in common with ...
When we consider the very beginnings of life on Earth, we might envision giant dinosaurs stomping through ancient forests, or ...
It may be a bias left over from the long time I've spent studying it, but the development of the vertebrate spinal column has always struck me as elegant. Two signaling centers on the top and bottom ...
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Ancient fossils reveal the first vertebrate land dwellers weren't what we thought, researchers say
Our ancient four-legged ancestors didn't have an amphibian-like life cycle when they began walking on land, according to a ...
A new study constructs the first 3D single-cell brain atlas of the lamprey, uncovering the 450-million-year-old molecular blueprint of vertebrates.
A harlequin poison dart frog (Oophaga sylvatica) is pictured at the Tesoros de Colombia (Treasures of Colombia) sustainable farm in Nocaima, Cundinamarca department, Colombia, on July 9, 2024.
The world's longest-lived vertebrate puzzled scientists for decades, until radioactive carbon released by thermonuclear ...
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