| a hill of | Rails |
| a rumor of | Rails |
| an applause of (Clapper) | Rails |
| an audience of (Clapper) | Rails |
| a comerical of (Clapper) | Rails |
| a reel of (Virginia) | Rails |
| a sharning of (Water) | Rails |
| a clique of (Yellow) | Rails |
| a brood of | Raptors |
| a cauldron of | Raptors |
| an eyrie of | Raptors |
| a kettle of | Raptors |
| a mews of | Raptors |
| a nest of | Raptors |
| a stooping of | Raptors |
| a aerie of | Ravens |
| a bazaar of | Ravens |
| a congress of | Ravens |
| a conspiracy of | Ravens |
| a constable of | Ravens |
| a parliament of | Ravens |
| a rant of | Ravens |
| a storytelling of | Ravens |
| a tower of | Ravens |
| an unkindness of | Ravens |
| a strop of | Razorbills |
| a league of | Redheads |
| a sorority of | Redheads |
| a Gallup of | Redpolls |
| a tailback of | Red-tailed tropic birds |
| a crowd of | Redwings |
| a flock of | Rheas |
| a mob of | Rheas |
| a firing squad of | Riflemen |
| a marathon of | Roadrunners |
| a marathon of | Roadrunners |
| a race of (greater) | Roadrunners |
| a worm of | Robins |
| a flight of | Rollers |
| a pair of | Rollers |
| a swoop of | Rollers |
| a singular of | Rollers |
| a company of | Rooks |
| a building of | Rooks |
| a clamor of | Rooks |
| a clamour of | Rooks |
| a concentration of | Rooks |
| a congregation of | Rooks |
| a flock of | Rooks |
| a murmuration of | Rooks |
| a parish of | Rooks |
| a parliament of | Rooks |
| a rookery of | Rooks |
| a shoal of | Rooks |
| a story telling of | Rooks |
| a wing of | Rooks |
| a family of | Rosellas |
| a pair of | Rosellas |
| a collar of | Ruffs |
| a hill of | Ruff |
| a nocturne of | Rurus |
| a distraction of (yellow) | Rumps |
| a spring of (yellow) | Rumps |
Additions to this list are welcome, especially Australian and New Zealand birds. EMAIL: narena@nzbirds.com
NZ Birds uses antique print images to illustrate our site. For the purposes of this page, we would be pleased to receive photographs of birds from around the world to illustrate some of the collective nouns. Please EMAIL: jaclyn@nzbirds.com if you wish to contribute.