Do you know what sand is composed of? What makes the sea blue? Why some animals are phosphorescent? What sea urchins feed on? How a squid swims? How often a crab sheds its shell? How a clam worm breeds? How the Portuguese man-of-war got its name? How corals live? What a sea peach is? How you can tell the sex of a sea turtle? How intelligent seals are? This book contains more than 1001 questions and answers about seashore life, ranging from microscopic...