Frank Knight

Throughout much of the world, frog populations are declining, with the survival of many species under threat. In Australia, several species have become extinct in the past 35 years. This second edition of Field Guide to the Frogs of Australia provides fully updated accounts of all the known frogs of Australia. There are 248 species within the five native frog...

Joseph M. Forshaw, one of the world’s leading authorities on parrots, calls attention to the threats they face: they are one of the most endangered groups of birds, with a growing number of species nearing extinction. The main threats arise from habitat loss through deforestation and agricultural development and from the taking of birds for the international live-bird trade. Vanished...