An engaging introduction to the invertebrates, beginning with the simple am¿bæ and concluding with the complex centipedes, spiders, and six-legged insects. In between the reader encounters a number of groups of animals of increasing complexity, beginning with the living sponge, the traveling jelly-fish, and the wondrous coral-builders, then passing on to the star-fish, sea-urchins, and sea-cucumbers. Next come mussels and snails, cuttle-fish a...
CHF 28.50