In a recent study published in the Viruses Journal, researchers in Spain discovered a novel dependoparvovirus identified by metagenomic analysis of cloacal specimens from 28 healthy monk parakeets ...

A new evolutionary definition of cell types is presented. Cell types are evolutionary units defined by common descent rather than phenotypic similarity, and characterized by their ability to evolve ...

SINGAPORE – They could be mistaken as leaves on a tree at first glance, but a closer look reveals feathered creatures perched on the branches. Recent sightings of a huge flock of red-breasted ...