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What does the Data Deficient category indicate about a species assessment?
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endangered species
Giant panda (Ailuropoda melanoleuca) feeding in a bamboo forest, Sichuan (Szechwan) province, China.
The Data Deficient (DD) category indicates that there is insufficient information available regarding a species' risk of extinction to perform a complete assessment.12
Because the necessary data is lacking, this category does not describe the actual conservation status of a species, distinguishing it from all other categories in the IUCN Red List of Threatened Species.12