They're the first calves of the season.

baby buffalo
Credit: YouTube

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The first two buffalo babies of the season have been born at Custer State Park in South Dakota and luckily, there’s now footage of the tiny bisonadorably stumbling around with their mothers. The pair joins a herd of 1,300 buffalo that live in the park, according to Mashable. In the clip, which was posted by the official YouTube channel for the South Dakota Department of Tourism, the babies can be seen roaming the plains, nursing and wading in a muddy stream.

Watch the full video above.