US First Family dog Bo waits to board the the Air Force One in Cape Cod on Martha's Vineyard, Massachusetts, on August 30, 2009 en route to Washington, DC. Jewel Samad/AFP/Getty Images.

"For more than a decade, Bo was a constant, comforting presence in our lives," said former President Barack Obama. The Portuguese water dog was 12 in human years.

First dog Bo waits to go for a romp on the South Lawn of the White House, March 18, 2015. Corbis via Getty Images, FILE Bo, the Obama family dog, has died, according to the former president.

Martha B. Stern, 72, a dog breeder who bred Bo, the Portuguese water dog who resides at the Obama White House, as well as hundreds of other dogs for families in the Washington area, died July 21 ...

U.S. President Barack Obama walks the first dog Bo to a picnic for members of Congress on the South Lawn of the White House June 8, 2010 in Washington, D.C. Photo by Gary Fabiano-Pool/Getty Images ...

The Obama family’s Portuguese water dog Bo, a onetime West Wing fixture whom former President Barack Obama once described as his “only reliable friend” in Washington, died at the age of 12 ...

This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. Time has flown, and now -- would you believe it? -- Bo has been ...

While all of us dog owners feel that our pets are first dogs, Bo Obama is actually the first dog—and it's his birthday today! The first family's beloved Portuguese water dog—who was born right ...

This week marks one year since the Obamas’ pooch, Bo, became First Dog. Welcomed into the White House on April 12, 2009, Bo is one year and six months old ...

Pirates on the loose, North Koreans in pursuit of nukes, Depression-era economics and, on top of that, tax day. No wonder we’re all gaga over the first puppy. He’s the cutest news out there ...

US First Family dog Bo waits to board the the Air Force One in Cape Cod on Martha's Vineyard, Massachusetts, on August 30, 2009 en route to Washington, DC. Jewel Samad/AFP/Getty Images.