LifeNature's strangest families: Why animals adopt Forget altruism and good intentions, in nature adoption is a cut-throat business involving deception, mistaken identity, posturing and offspring on the make Features
Head and body lice splice their identical genes differently Head lice are harmless and body lice spread disease, yet they have the same genes - the difference is all in the way they splice them together ¿ìè¶ÌÊÓÆµ