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Joone responded to the questions with the statement that, “There have been rumors about twins in dogs before. We just happened to be lucky enough to be able to confirm it genetically. Believe it or not, the only common examples of animals that frequently give birth to identical twins are humans or 9-banded armadillos. And for now, Cullen and Romulus remain the only confirmed case of identical twin pups on the planet.”

By Tanvi