New research has revealed that birds, reptiles, and mammals have developed complex brain circuits independently, despite sharing a common ancestor. These findings challenge the traditional view of ...

Scientists found that evolution led bird and mammal brains to evolve separately, using different genetic instructions.

Above the shores of prehistoric seas and lakes, pterosaurs roamed the skies. They were feathered creatures that ranged in ...

Two studies published in the latest issue of Science have revealed that birds, reptiles, and mammals have developed complex ...

Reptiles are a diverse animal classification group of scaly, cold-blooded vertebrates that can be found in habitats all ...

Imagine creatures that have survived since the time of dinosaurs. Species like the tuatara, sturgeon, crocodile, hagfish, ...

Columbia scientists have found specialized neurons in the brains of mice that order the animals to stop eating. The findings ...

Cephalopods may have the oldest sex chromosomes of any animal, according to a new discovery in the octopus genome. That's a ...

Model vertebrates are extensively studied non-human vertebrates (species with a notochord, or vertebral column) chosen for the ease of investigating particular biological phenomena in areas such ...

We propose that the alpha rhythm played a pivotal role in the cognitive evolution of nocturnal mammals (Shibata et al.). By comparing mammalian brains with those of fish, reptiles, and birds, we have ...

The elf owl, the smallest owl in the world, inhabits the deserts of the southwestern US and Mexico. Measuring 12-14 cm and weighing 35-55 grams, it is a proficient predator, hunting insects and small ...

Mammals are among the most diverse and adaptable groups of animals, ranging from the enormous blue whale to the tiny bumblebee bat. Their evolutionary journey, spanning millions of years, tells a ...