Hi is the first in a board book series on animal (and human) first words by award-winning author and illustrator Ethan Long. A string of comically stylized animals greet each other in masterfully rhyming couplets--an owl's "hoo" is answered by a cow's "moo"; a crow's "caw" is returned with a donkey's "hee-haw"--all leading up to the "hi " and "good-bye " of a human toddler and his mom "A clever, deceptively...