What animals have shells? See the wide variety, from armadillos and snails to crabs and turtles.

The crustacean subphylum can be broken down into decapods, amphipods, copepods, and other types. This title offers readers from grades one through four comparisons between the needs and roles of different crustaceans, which will allow readers to understand the subphylum's importance. Readers will recognize and expand their knowledge about familiar species like the lobster and the shrimp, while being introduced to the likes of the wood louse and zooplankton....

Defines crustaceans, such as slaters and freshwater crayfish, describes their physical characteristics, life cycles, habitats, senses, food and means of self-defense.

Check out the marvelous Mantis Shrimp! Kids will find out about its superpower and how it is the Master of Punching. They will also learn about its weird eyes and discover the difference between spearers and smashers. Readers can decide for themselves what kind of superhero a mantis shrimp could be! Aligned to Common Core Standards and correlated to state standards. Super Sandcastle is an imprint of Abdo Publishing, a division of ABDO.

"Whack! Smack! Thump! On a hot sandy beach, two hermit crabs are wrestling. The crabs are fighting over a large empty snail shell. First one crab grabs the shell, then the other pulls it away. The fighters roll over and over in the sand. What's so special about the shell? Each of the crabs wants the shell as its new home! Filled with information perfectly suited to the abilities and interests of its primary-grade audience, this colorful, fact-filled...

Describes the physical characteristics, habitat, behavior, and different kinds of these armored invertebrates.

Explores the relationship between members of the decapoda order, including descriptions of several types of lobsters, crabs, and shrimp.