By Joseph Heller
This richly illustrated ebook provides the variety and average historical past of sea snail teams. via integrating elements of morphology, ecology, evolution and behavior, it describes how every one team copes with difficulties of defence, locomotion, meals, replica and embryonic improvement. First come basic features of the Mollusca, to which snails belong; and subsequent, features in which snails (Gastropoda) fluctuate from different molluscs. Then a vast, panoramic view of all significant sea snail teams, from the primitive to the extra complicated, is gifted, together with either the extra plentiful and a few distant ones of detailed curiosity. In detailing primitive sea snails, first limpets (Patellogastropoda) are defined, by means of brush snails (Vetigastropoda: top-shells, turbans and allies) and nerites (Neritimorpha), a small workforce with remarkably excessive version in shell color and in habitats. In taking a look at advanced-snails (Caenogastropoda), it information the herbivorous grazers and filter-feeders and the various voracious predators, a few which use venomous darts. The booklet additionally covers sea slugs (Opisthobranchia), that have shifted from mechanical to chemical defence; a few are herbivores, a few use their nutrients to harness solar power, others are predators that achieve stinging cells and toxic compounds from their meals. additionally, readers will find out about points of sea snails in human tradition, together with use as sacred artefacts and gadgets of magic and funds, as a resource of the royal and sacred dyes of pink and blue and as holy ceremonial trumpets. The textual content, within which clinical phrases are observed by way of parallel universal ones, is followed by means of over 2 hundred illustrations (mostly in colour). This entire, insightful portrait of sea snails will attract marine biologists, zoology teachers and scholars, biology academics, field-school teachers, nature reserve wardens, novice naturalists, in addition to to teachers and newbies of human culture.