Ebook descargar gratis italiano Freshwater Stingrays from South America (Literatura española) 9783931702878 Richard Ross

Freshwater Stingrays from South America

Freshwater Stingrays from South America

by Richard Ross

Editorial: Verlag A.C.S. GmbH
ISBN: 9783931702878
Número de páginas: 64
Formatos: pdf, ePub, mobi, fb2
Tamaño de archivo: 2 Mb
Fecha de publicación: 2020-08-11
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Descripción

In the rivers and lakes of tropical South America lives a group of fishes that are more often associated with the sea—stingrays. Although in their natural habitat they are feared much more than the piranhas, on account of their dangerous poisonous spines, all over the world increasing numbers of enthusiastic aquarists are succumbing to the fascination of these unique creatures. Dr Richard Ross, a scientist at the Santa Barbara Zoo in America, has for a long time been keeping these fishes in the display aquaria at the zoo, and here publishes the vast store of knowledge derived from this experience. The requirements of these rays, as regards successful maintenance and breeding, are revealed...