Nellie Snellen Birdsong 2 Bird on a Branch silhouette clear stamp. This is a silhouette stamp featuring a bird perched on a leafy branch. The bird's head is tilted back and it's beak is open showing that it is singing. The leaves on the branch resemble oak leaves, and the branch is generally pointing downwards, measuring approximately 6.7cm. Silhouette stamps look great stamped over inked backgrounds or on paper with a subtle pattern. Traditionally the are stamped in black but other colours can be used to create lots of different effects. The bird on the branch can be used to make hand made cards for lots of different occasions.