FOR long we have accepted as well-established and equivalent the five classes of vertebrate animals, but recent zoological ... of the vertebrate phylogenetic tree, most of the branches being ...

We are exploring the role of hydrothermal vents in driving the evolution of novel adaptations in deep-sea animals, throughout the 500+ million year history of complex life on our planet. In many parts ...

Chemical resistance is another area where human influence is clear. The widespread use of pesticides and antibiotics has ...

To help you explore this tree and understand the amazing mechanism behind it, we’ve created the NOVA Evolution Lab. Play this Lab and you’ll be on your way to becoming an expert in ...

This groundbreaking discovery enriches our understanding of ecdysozoan evolution and underscores the role of the fossil record in addressing key questions about early animal development.

Giant clams, some of the largest mollusks on Earth, have long fascinated scientists. These impressive creatures can grow up ...

offers a new understanding of the intricate factors influencing the evolution of lower jaw morphology in these animals, known collectively as lepidosaurs. The researchers discovered that jaw shape ...