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English Royal Tern (Thalasseus maximus) in Mexico stated in: iNaturalist reference URL: https://www.inaturalist.org/photos/176217823 retrieved: 20 May...
4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Thalasseus maximus-wings URL: https://commons.wikimedia.org/wiki/user:Peterwchen Wikimedia...
Thalasseus maximus (Royal Tern), Cape Canaveral 36.jpg English: Black Skimmers, flying (with Royal Terns in the background) Date 2 August 2015, 09:17:53...
Leavens URL: https://www.flickr.com/people/gary_leavens/ publication date: 17 January 2018 described at URL: https://www.flickr.com/photos/gary_leavens/39710458642/...
Leavens URL: https://www.flickr.com/people/gary_leavens/ publication date: 17 July 2020 described at URL: https://www.flickr.com/photos/gary_leavens/50120576918/...
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Leavens URL: https://www.flickr.com/people/gary_leavens/ publication date: 17 January 2021 operator: Flickr described at URL: https://www.flickr...
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described at URL: https://www.flickr.com/photos/gary_leavens/7559339242/ operator: Flickr URL: https://live.staticflickr.com/7129/7559339242_49b6eeacf9_o.jpg...
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