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.

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 ...

A new study has found that it's possible to predict how long a vertebrate will live by analyzing its behavioral patterns when young. It was also confirmed for the first time that aging is not a ...

Some animals in the world possess the ability to regenerate tissues, allowing them to regrow parts of limbs or entire limbs after amputation. In a study published in the journal PNAS, a research team ...

The findings suggest that the appearance of the vertebrate head skeleton ‘did not depend on evolution of a new skeletal tissue, as is commonly thought, but on the spread of this tissue throughout the ...