SELECT p.first_name AS contributor_first,p.last_name AS contributor_last,p2.first_name AS enterer_first,p2.last_name AS enterer_last,t.* FROM people p,people p2,samples t,register t2 WHERE t.contributor_no=p.person_no AND t.enterer_no=p2.person_no AND t.sample_no=t2.sample_no AND genus='Corvus' AND species='macrorhynchos' GROUP BY t.sample_no SELECT life_form FROM register WHERE genus='Corvus' LIMIT 1 SELECT corrected_richness AS estimate FROM samples WHERE sample_no=3260 SELECT corrected_richness AS estimate FROM samples WHERE sample_no=3261 SELECT corrected_richness AS estimate FROM samples WHERE sample_no=3813 SELECT genus FROM register WHERE register_no IN (22273,67179,26407,94657,45660,61731,26602,58233,35720,28142) AND species REGEXP '^[a-z]*$'