Martin, Sand
Sand martins are so named because they nest in sandy river banks or sandy coastal cliffs. The males dig burrows in the cliff and the females then do any final excavations needed to turn the burrows into nest chambers.
Taken at Farmoor Reservoir - March 2016.
Sand martins are so named because they nest in sandy river banks or sandy coastal cliffs. The males dig burrows in the cliff and the females then do any final excavations needed to turn the burrows into nest chambers.