@misc{ enwiki:1231753872, author = "{Wikipedia contributors}", title = "Conservation and restoration of feathers --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", url = "https://en.wikipedia.org/w/index.php?title=Conservation_and_restoration_of_feathers&oldid=1231753872", note = "[Online; accessed 15-July-2024]" }
url
(\usepackage{url}
somewhere in the preamble), which tends to give much more nicely formatted web addresses, the following may be preferred:
@misc{ enwiki:1231753872, author = "{Wikipedia contributors}", title = "Conservation and restoration of feathers --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Conservation_and_restoration_of_feathers&oldid=1231753872}", note = "[Online; accessed 15-July-2024]" }