Sunday Stamps: 'O' is for olijf, otter and origami olifant

Today the O is on turn for Sunday Stamps.

That means:

Olijf (plural: olijven), on a joint issue, Greece - China (click to enlarge):




An otter:





And an origami olifant - or in fact: two origami olifanten:



See what kind of stamps on the 'O' other stamp lovers have chosen for today at and via Sunday stamps!