Four separate stories celebrate the many-legged friendship between Squid and Octopus as they disagree over how to stay warm, encourage each other, and fret over

"Cephalopods are often misunderstood creatures. Three biologists set the record straight."—Science News Largely shell-less relatives of clams and snails, the

Humans everywhere have always been fascinated by octopuses, squid, and cuttlefish, known biologically as cephalopods. They evolved hundreds of millions of years

Slimy and slithering monsters from the deep? Discover the real truth. How do octopuses swim? What do they eat? How do they defend themselves from predators? Fin

Finalist for the National Book Award for Nonfiction * New York Times Bestseller * A Huffington Post Notable Nonfiction Book of the Year * One of the Best Books