A British author has told Newsweek the remarkable story of her golden retriever whose unexpected growth spurt transformed her from an ordinary puppy into what friends now jokingly describe as "a cow in the kitchen."

Gillian McAllister, 40, from the U. K.—a New York Times bestselling author whose upcoming novel C aller Unknown is set for release on May 5, 2026—began taking weekly photos of her dog Wendy when she first brought her home in 2019. But it did not take long before she noticed something unusual.

"She appeared to be growing faster than you’d expect in a seven-day period," McAllister said in a viral post on Instagram. Confused, she reached out to the pup’s groomer, who offered a blunt explanation: "Parents are small, but she has an enormous grandma." It turned out We

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