【】View this post on Instagram

The end of an era. 。

Queen Elizabeth II's last royal corgi, Willow, has reportedly passed away, the Daily Mail reports. The dog was apparently put to sleep on Sunday after a battle with cancer, and royal sources allegedly told the 。 Mail。Mail 。

that the queen is taking it "extremely hard." 。

SEE ALSO:David Attenborough laughing with the Queen is more British than 75% of tea-drinkers。

Willow is the last remaining descendant of a long line of royal corgis bred from the Queen's beloved first dog, Susan. After the queen took a liking to a corgi brought home by her father King George VI in 1933, she was gifted her own, thus beginning a tradition of royal corgis.。Mashable Top StoriesStay connected with the hottest stories of the day and the latest entertainment news.Sign up for Mashable's Top Stories newsletter 。By signing up you agree to our Terms of Use and Privacy Policy.。

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。In the decades since, corgis have become synonymous with the queen. She was even photographed with her beloved dogs – including Willow – for。

Vanity Fair。

Vanity Fair。

in 2016. (The pup's sitting bottom left, FYI.)。 View this post on Instagram。View this post on Instagram。

Willow's death marks the end of the line as, per。

The Telegraph。, the queen has stopped breeding her corgis. But worry not – the queen isn't totally without royal canine companions. As the Daily Mail reports, she still has her "dorgis" Vulcan and Candy, both crosses between a dachshund and a corgi.  。In Willow's memory, please enjoy this regal corgi tea party we held back when the queen took the title of longest-reigning monarch. 。In Willow's memory, please enjoy this regal corgi tea party we held back when the queen took the title of longest-reigning monarch.。