Blackcap. Occasional visitor to our fatball feeders. RSPB: "A distinctive greyish warbler, the male has a black cap, a… | Bird species, Nightingale bird, Bird photo
Blackcap - Norfolk Wildlife Trust
Eurasian Blackcap - eBird
Blackcap | bird | Britannica
BBC Radio 4 - Tweet of the Day, Blackcap
How to identify a Blackcap | BTO - British Trust for Ornithology
Blackcap - BirdWatch Ireland
Eurasian Blackcap - Wikidata
Blackcaps: a new winter visitor to our gardens | Gardens | The Guardian