identifier ,client_id ,is_active ,name ,species ,gender ,neutered ,date_of_birth 
98765,12345,true,Samplename,Dog,m,true,2012-02-01
43109,67891,true,Samplename,Cat,f,true,2014-06-11
87654,23456,true,Samplename,Bird,m,true,2009-09-20