Why Darwin was wrong about the tree of life - life - 21 January 2009 - New Scientist

Why Darwin was wrong about the tree of life - life - 21 January 2009 - New Scientist:

"Other cases of HGT in multicellular organisms are coming in thick and fast. HGT has been documented in insects, fish and plants, and a few years ago a piece of snake DNA was found in cows. The most likely agents of this genetic shuffling are viruses, which constantly cut and paste DNA from one genome into another, often across great taxonomic distances. "