balena
52AMBIENTE- MT
5211ambiente naturale - BT1 mammifero marino
- BT2 mammifero selvatico
- BT3 fauna
- BT4 vita selvatica
Mapping
- EXM agrovoc: Agrovoc (FAO - Food and Agriculture Organization)
- EXM gemet: GEMET (GEneral Multilingual Environmental Thesaurus - EEA)
- EXM zbw: ZBW (Thesaurus for Econmics)
Italian)