The Treecreeper... but it only creeps upwards! Im not sure if the - TopicsExpress



          

The Treecreeper... but it only creeps upwards! Im not sure if the mild Winter has got this pair nest hunting or not. The Treecreeper is a specialist, with just one main way of foraging, but a very successful one. Starting from the bottom of a tree trunk, the Treecreeper simply climbs up the bark, moving one foot up and then the other, often following a slight spiral trail as it ascends. As it goes it peers and probes into the many tiny holes, crevices and irregularities on the surface, picking insects off the bark and disturbing them from their hiding places. In this way it nourishes itself all day long, not departing from its upward progress except perhaps to work along the underside of a branch, or to flit down from high in each tree when its exploratory trail has been exhausted. It might be one-dimensional, but it is effective.
Posted on: Mon, 27 Jan 2014 12:01:25 +0000

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