This reference book is intended for experts in the field of marine biology, students, and conservationists as well as for interested laypersons. No comparable encyclopedia on whales has been published so far.

The publication of "Natural Allies" is extremely timely. Engagement between UNEP and civil society is necessary, both for UNEP and for the protection of the planet's fragile web of life. In this engagement lies the potential for resurgence of democracy and ecological awareness, the processes that were interrupted over the past decade by the euphoria that all decisions can be left to the market and deregulated global commerce can take care of the planet's health

Presents the findings of a survey of the Nile crocodile Crocodylus niloticus, in six east/central African countries and Madagascar conducted in 1987-1989. The project was designed to give assistance to countries that had started to use their crocodile resources and were looking to continue exploitation through ranching.

A review of distribution, status and trade in three selected species.