Senator Kennedy had a real love for Portuguese Water Dogs and his gift to the Obamas was a Portuguese Water Dog.

The Portuguese Water Dog Originated in Portugal where they were used to herd fish into the fishermen's nets, retrieving anything that fell overboard.

Bo,

Bo, the presidential dog, is pictured after getting off a Marine helicopter as he arrives with U.S. President Barack Obama and his family at West Tisbury Airport, Martha's Vineyard, August 23, 2009. REUTERS/Jason Reed
Bo,

Bo, the presidential dog, is pictured after getting off a Marine helicopter as he arrives with U.S. President Barack Obama and his family at West Tisbury Airport, Martha's Vineyard, August 23, 2009. REUTERS/Jason Reed