Mammal Species of the World  
North American Mammals  
Fish Encyclopedia  
Electronic Zoo  
Animal Diversity WEB  
Turtles of the World  
Crocodilians Natural History  
Reptiles Directory, news, books and web resources  
Xeno - canto - bird songs from South and Central America  
Tierra de Aves - to communicate, teach and appreciate bird watching in Mexico  
Fauna of Paraguay  
welcome to VN Database