From the third international workshop on the subject (U. of Florence, 1997), come 18 papers reviewing the issue of alien crayfish decimating the relatively few

Fishermen, marine aquarists, biologists studying seashore and coastal waters, and those involved in trading shellfish and even restaurateurs are aware of the gr

Présente la répartition géographique, la taxinomie, l'état de la population et les problèmes de conservation des espèces d'amphibiens et de reptiles en Eu