| http://www.w3.org/ns/prov#value | - Judging by the ???un-lumping??? that???s gone on so far, there is every indication that the count of c. 9000 extant bird species usually given in the literature is an under-estimate.On the second point (the discovery of cryptic diversity), DNA-based studies on extant species seem ??? as a generalisation ??? to mostly discover that groups include more diversity than was thought before, not less.
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