Builders merchants help tree sparrows with nesting boxes
LBS Builders Merchants are helping a local British Trust for Ornithology volunteer to provide vital nesting boxes for one of the county’s rarest breeding birds. The tree sparrow may be mistaken for its more common cousin the house sparrow (tree sparrows have a distinctive brown cap and black spot on their cheeks) but the Tywi Valley now appears to host the largest population in Wales of this ‘red-listed’ species. The tree sparrows do not wander far from the valley floodplain. Here, around the still or slow-flowing water found on the floodplain, they can find the preferred insects that adults feed to the young during the summer. Nest boxes at key sites will benefit the tree sparrows, helping to supplement their preferred nesting sites in tree cavities, and provide a good opportunity to ring and monitor the birds. The project is being run by Charlie Sargent, who is a member of the Teifi Ringing group and a BTO licensed bird ringer. Outside the breeding season, tree sparrows are depende...
