User talk:2600:8800:B80:1EC0:15A3:90C0:EDB8:2D3B

Recent edits to Pupil
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, Pupil, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! Ruyter (talk • edits) 06:35, 29 December 2018 (UTC)