/usr/share/perl5/Bio/Biblio/ is in libbio-perl-perl 1.6.901-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Bio/Biblio/Article.pm
/usr/share/perl5/Bio/Biblio/BiblioBase.pm
/usr/share/perl5/Bio/Biblio/Book.pm
/usr/share/perl5/Bio/Biblio/BookArticle.pm
/usr/share/perl5/Bio/Biblio/IO/
/usr/share/perl5/Bio/Biblio/IO.pm
/usr/share/perl5/Bio/Biblio/IO/medline2ref.pm
/usr/share/perl5/Bio/Biblio/IO/medlinexml.pm
/usr/share/perl5/Bio/Biblio/IO/pubmed2ref.pm
/usr/share/perl5/Bio/Biblio/IO/pubmedxml.pm
/usr/share/perl5/Bio/Biblio/Journal.pm
/usr/share/perl5/Bio/Biblio/JournalArticle.pm
/usr/share/perl5/Bio/Biblio/MedlineArticle.pm
/usr/share/perl5/Bio/Biblio/MedlineBook.pm
/usr/share/perl5/Bio/Biblio/MedlineBookArticle.pm
/usr/share/perl5/Bio/Biblio/MedlineJournal.pm
/usr/share/perl5/Bio/Biblio/MedlineJournalArticle.pm
/usr/share/perl5/Bio/Biblio/Organisation.pm
/usr/share/perl5/Bio/Biblio/Patent.pm
/usr/share/perl5/Bio/Biblio/Person.pm
/usr/share/perl5/Bio/Biblio/Proceeding.pm
/usr/share/perl5/Bio/Biblio/Provider.pm
/usr/share/perl5/Bio/Biblio/PubmedArticle.pm
/usr/share/perl5/Bio/Biblio/PubmedBookArticle.pm
/usr/share/perl5/Bio/Biblio/PubmedJournalArticle.pm
/usr/share/perl5/Bio/Biblio/Ref.pm
/usr/share/perl5/Bio/Biblio/Service.pm
/usr/share/perl5/Bio/Biblio/TechReport.pm
/usr/share/perl5/Bio/Biblio/Thesis.pm
/usr/share/perl5/Bio/Biblio/WebResource.pm