https://www.dutchnews.nl/2014/08/five_monkeys_founds_as_stowawa/
Five monkeys found as stowaways on ship heading for Rotterdam
fivemonkeysfoundstowawaysship
https://theweek.com/culture-life/travel/stowaways-on-planes-how-it-works
Lapses in security are still allowing passengers to board flights without tickets or passports
how dostowawayspeopleboardflights