Bees

From http://community.livejournal.com/beekeeping/54949.html:

The Obamas are going to have two beehives at the White House:

"A White House carpenter, Charlie Brandts, who is a beekeeper, will tend two hives for honey."

Edit: Here's the original article that sentence came from. They're setting up an organic garden that will be supplying the White House kitchen. The beehives are only mentioned in that one sentence:

http://www.nytimes.com/2009/03/20/dining/20garden.html?_r=1&th&emc=th