Law, authorities and health
IUCN
Abbreviation for International Union for Conservation of Nature
In short and in plain language
The IUCN is a group of states and nature groups from many countries.
It keeps the Red List. The list shows how much animal and plant species are at risk.
Definition
The IUCN is an international association of states and nature conservation organisations. It maintains the Red List, which shows how endangered animal and plant species are.