Protected species in most sites

select * from (
select	a.country_code as iso2,
	a.species_name,
	a.species_group,
	a.number_sites,
	ltrim(str(species.id_eunis,10)) as id_eunis
from BISE.latest.Country_Top_5_Species_More_Sites as a
left join BISE.latest.Species_Information as species
on species.scientific_name = a.species_name and species.species_group_name = a.species_group) x
order by number_sites desc