[{"Bold_text": "adjective", "List Items": ["threatened with a danger:endangered lives of trapped coal miners.", "Biology, Ecology.generally perceived as threatened with extinction:In 1967, the U.S. government declared the bald eagle endangered, but the national bird’s population recovery since then has been remarkable.", "Biology, Ecology.(of a threatened plant or animal species) having a very high risk of extinction, second only to the status of critically endangered, as categorized by the IUCN Red List IUCN Red List::ENThere are more than 3,600 endangered plant species throughout the world."]}]