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Returns a count of the number of unique species which have assessments.
rl_sp_count(key = NULL, ...)rl_sp_count_(key = NULL, ...)
rl_sp_count_(key = NULL, ...)
An integer representing the number of unique species represented within the IUCN database.
(character) An IUCN API token. See rl_use_iucn().
rl_use_iucn()
Curl options passed to HttpClient
API docs at https://api.iucnredlist.org/.
Red List information and statistics: rl_api_version(), rl_citation(), rl_version()
rl_api_version()
rl_citation()
rl_version()
if (FALSE) { # Get count of species with assessments rl_sp_count() }
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