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
Animals in Islam from any animal is prohibited. Islam strongly warns people against committing such an act. Muslims may not cut the forelock, mane, or tail of a horse, because it is believed there is goodness in its forelock; its mane provides it warmth; and it swats insects away with its tail. Muslims are not allowed to commit some acts like castration and interbreeding animals. Muhammad forbade people from castrating animals. From the Muslim perspective, Muslims are not allowed to harass and misuse animals, which even includes actions like snatching a leaf from an ant's mouth. Muslims have no right to brand animals,