Jim Harbaugh meets Siku the walrus

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Jim Harbaugh

San Francisco 49ers head coach Jim Harbaugh does push-ups with Siku, a Pacific walrus, at Six Flags Discovery Kingdom on Sunday, March 16, 2014 in Vallejo, CA. (Nancy Chan/Six Flags Discovery Kingdom)

Nancy Chan/@Nancy Chan

2 / 3

Jim Harbaugh

San Francisco 49ers head coach Jim Harbaugh does push-ups with Siku, a Pacific walrus, at Six Flags Discovery Kingdom on Sunday, March 16, 2014 in Vallejo, CA. (Nancy Chan/Six Flags Discovery Kingdom)

3 / 3

Jim Harbaugh

San Francisco 49ers head coach Jim Harbaugh poses for a photo with Siku, a Pacific walrus, at Six Flags Discovery Kingdom on Sunday, March 16, 2014 in Vallejo, CA. (Nancy Chan/Six Flags Discovery Kingdom)

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