He aimed to raise a captive population of this endangered species , indigenous to Northern Yemen .
In 2013 , Loike launched an online campaign to fund an investigation into the kosher status of Philby 's partridge .
Philby aimed to raise a captive population of this endangered species , indigenous to Northern Yemen .
In 2013 , Loike launched an online campaign to fund an investigation into the kosher status of Philby 's partridge .