Depends on the sex, depends on the time of the year and depends on the age

Holdbacks are fed every 4 to 5 days up until they reach 500 grams

Animals over 500 grams are fed every 7 days or every 5 days

Males who get prey items no larger than 55 grams (regardless of their size) are fed every 7 days year round.

Females are fed every 7 days most of the year and get on an heavier schedule (every 5 days) starting in late September early October.