Rifleman, NZ's Smallest Bird: Card

FRONT: Rifleman, NZ's Smallest Bird (image)

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Caption on Reverse:

Although they constantly utter contact calls as they forage for insects on tree trunks and in the canopy, their high pitched sound can be out of the range of people’s hearing.  Together with their tiny size and camouflage colouring, the Rifleman can therefore often go completely unnoticed...