Craniate with well-defined heads, thus excluding members of the chordate subphyla Tunicata (tunicates) and Cephalochordata (lancelets), but including Myxini, which have cartilaginous skulls and tooth-like structures composed of keratin. Craniata also includes all lampreys and armoured jawless fishes, armoured fish, sharks, skates, and rays, and teleostomians: spiny sharks, bony fish, lissamphibians, temnospondyls and protoreptiles, sauropsids and mammals. The craniate head consists of a brain, sense organs, including eyes, and a skull. In addition to distinct crania (sing. "cranium"), craniates possess many derived characteristics, which have allowed for more complexity to follow. Molecular-genetic analysis of craniates reveals that, compared to less complex
What Have You Done Adel sings Caputo's parts as well. On the live album "An Acoustic Night at the Theatre", "What Have You Done" appears as a duet with Caputo once again, although Caputo's vocals were not recorded live. This song is available as a downloadable song in the games "Guitar Hero World Tour", "Guitar Hero 5", and "". In 2008, Dutch TV program "Koefnoen" made a parody on this song titled "What Am I Doing Here". These are the formats and track listings of major single releases of "What Have You Done". What Have You Done "What Have You Done" is the first