Log shipping - Bulk logged recovery mode doesn't log bulk operations, yet it is allowed for Log Shipping config? Why?
"Bulk logged recovery mode doesn't log the bulk operations" - it's a wrong message.
Instead of writing information about adding each row to the log file it writes full pages which were affected by a bulk logged operation to the log backup. 

You could read more:
Bulk Changed Map (BCM): The Minimally Logged Advantage