One way to mend this issue would to let people know if certain zoos haven't been updated in over a year or more. For example with the list for:Fair enough, but I feel that just because more obscure institutions are left not updated, the whole project should not be called off. Even a concise database for the bigger institutions would be very helpful, along with any (albeit not completely accurate) smaller or more obscure institutions.
Red Ruffed Lemur - Obscure small town zoo (hasn't been updated in a year and 6 months)