After a mean, selfish crab is rescued by a boy, the crab searches for a way to repay the kindness.

Absorbed in his search for food, a shy hermit crab, disguised in a fancy new shell, inadvertently rescues a flounder caught beneath a trap and wins the admiration of the other marine animals.

Sam is in charge of taking care of the classroom hermit crab over Christmas vacation, but when he turns his back, the crab disappears.

"¡Pobre Cangrejo Ermitaño! Su ajustado caracol se le ha quedado pequeño, as̕ que encuentra uno más grande, al igual que a muchos nuevos amigos que van a decorar y proteger su nueva casa. Pero ¿qué ocurrirá cuando el nuevo caracol se le quede pequeño y tenga que decir adiós a todas las criaturas marinas que han hecho de la casa del Cangrejo Ermitaño un hogar?"--Amazon. A hermit crab who has outgrown his old shell moves into a new one, which...