Rare fossil finds show colossal octopuses were among the top ocean predators during the Cretaceous Period, according to a new ...
From colorful lizards to ancient human DNA, scientists are uncovering new ways to understand how species evolve. Fresh models ...
Cell types in animals evolved by step-wise diversification into sister cell types, which is analogous to the evolution of species or genes. We can identify homologous cell types between species by ...