1935 Daily Mail 16 Apr. 11/3 (headline) Dawn-dusk bird watch.

1983 D. Tomlinson in B. Oddie & T. Tomlinson Big Bird Race 31 It is quite amazing how fast it [sc. time] passes during a 24-hour birdwatch, or twitch if you really want to call it that.

2018 Eastern Daily Press (Norwich) (Nexis) 29 Jan. This church is a real hidden gem and the perfect place to conduct a birdwatch.

1938 Geogr. Jrnl. 91 497 I spent the spring and early summer..climbing and bird-watching.

1953 Spectator 30 Oct. 480/2 Of Bedouins there are but few Who birdwatch and are poets too.

1958 Sunday Times 7 Sept. 3/5 He has a small, lonely cottage in Kent where he bird-watches and gardens at the weekend.

1988 P. Wayburn Adventuring in Alaska (rev. ed.) iv. 299 From late April through early to mid-May, this is one of the best places around to bird-watch. You can expect to see sandhill cranes, Canada geese, white-fronted geese, many different ducks, and so on in some quite spectacular migratory shows.

2009 D. Nicholls One Day (2010) xvii. 365 ‘How can you not be interested? It's beautiful’. ‘I'm too young to birdwatch’.