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 Will Fat Cat Sit On? What Will Fat Cat Sit On? What Will Fat Cat Sit On? is a 2007 children's picture book by Jan Thomas. Fat Cat wonders what to sit on. The animals are relieved that the cat will not sit on them, but they wonder about what the cat will have for lunch. The animals run off in terror. A "Publishers Weekly" review says, "Eschewing anything that smacks of a setting (except for the comfy chair to which Fat Cat is directed) she renders her barnyard characters in super-saturated colors and thick, bold outlines. Mood swings generally have a bad name these