Chordate of the three subdivisions of chordates, all have distinct skulls. They include the hagfish, which have no vertebrae. Michael J. Benton commented that "craniates are characterized by their heads, just as chordates, or possibly all deuterostomes, are by their tails". Most craniates are vertebrates, in which the notochord is replaced by the vertebral column. These consist of a series of bony or cartilaginous cylindrical vertebrae, generally with neural arches that protect the spinal cord, and with projections that link the vertebrae. However hagfish have incomplete braincases and no vertebrae, and are therefore not regarded as vertebrates, but as members of
Where Crocodiles have Wings Where Crocodiles have Wings Where Crocodiles have Wings is a 2005 children's picture book by Patricia McKissack. It is a rhyming story where imaginative animals occur. Criticism of "Where Crocodiles have Wings" came from the "School Library Journal" that wrote "Unfortunately, the world that this book depicts is one in which bouncy rhyme schemes are picked up and inexplicably dropped in the space of a single page, and in which meter is halting, jolting, and inconsistent. Also, some of the busy, cut-paper collage illustrations do not depict what is described in the text. Stick with McKissack's more successful titles, such