- n raspberry native to eastern North America having black thimble-shaped fruit
- n small black-headed European gull
- n chickadee having a dark crown
- n small brownish-grey warbler with a black crown
- A bird called the blackcap has been showing up in Britain lately, in droves.
- The work clattered on through a forenoon piano cadenza representing the blackcap, ended at high noon on the hushed cry of the cuckoo, again played by the piano soloist.