A newly discovered fossil "treasure hoard" dating back some 436 million years to the early Silurian period reveals, for the first time, the complete body shape and form of some of the first jawed fishes.
Evolution
Sep 28, 2022
0
164
These days, dragons are keeping "Game of Thrones" fans on their toes. But they are also providing important insights into vertebrate brain evolution, as revealed by the work of Max Planck scientists on the brain of the Australian ...
Evolution
Sep 2, 2022
0
545
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, and humans, share unique ...
Evolution
Jul 7, 2022
1
1505
A fossilized lower jaw has led an international team of paleontologists, headed by Bastien Mennecart from the Natural History Museum Basel, to discover a new species of predator that once lived in Europe. These large predators ...
Paleontology & Fossils
Jun 15, 2022
0
737
Gathering vision data for hundreds of vertebrates and invertebrates, U of A biologists have deepened scientists' understanding of animal vision, including the colors they see.
Plants & Animals
Jun 6, 2022
0
927
A new study from biologists at The University of Texas at Arlington and an international team of collaborators provides the first comprehensive explanation of how snake venom regulatory systems evolved—an important example ...
Evolution
Jun 2, 2022
0
367
Having a head is quite an advantage. Although this may sound banal, it had to be tested in a long evolutionary process: As animal life developed, invertebrates initially dominated the oceans. These had already developed head ...
Evolution
May 18, 2022
0
50
In Batesian mimicry, a harmless species imitates a more dangerous one in an evolutionary "ruse" that affords the mimic protection from would-be predators. Now, researchers reporting in Current Biology on May 9, 2022, have ...
Plants & Animals
May 9, 2022
0
75
Swimming in complex underwater environments, fish are unmatched when it comes to motion control and flexibility. For decades, researchers have been inspired to copy nature's most gifted swimmers to optimize underwater vehicle ...
General Physics
Feb 22, 2022
0
223
The researchers from the HiLIFE Institute of Biotechnology, University of Helsinki compared two central bearded dragon lizards (Pogona vitticeps): a normal one and a mutant with no body scales. They identified striking differences ...
Ecology
Dec 20, 2021
0
63
