Extended portion of blackcap song, demonstrating the bird's ability to mimic other species.
Roesel's bush cricket, stridulating amongst roadside vegetation.
Great spotted woodpecker, briefly drumming on an exposed beech limb.
Black-headed and European herring gulls, on the outskirts of Gdynia’s Skwer Kościuszki along concrete sea defences.
Internal sounds from estuary debris, trapped amongst rock shore defences along the edge of the River Severn.
Song thrush, singing clearly from the very top of a common ash tree on the edge of a Cotswold meadow.
Internal sounds from a partially submerged tree branch, recorded in Northern Ireland’s Sperrin Mountains.
Close-up recording of a common starling nest, situated behind guttering at the edge of a village bungalow roof.