Camera: Canon 1D Mk 2
Lens: Sigma EX 24-70mm ƒ2.8 DG HSM
Lighting: First two shots were ambient 3000k lights, second two were lit by 2 offset 5000k light panels.
Edits: Only a photoshop light sharpening and light noise reduction sweep, color temperature adjustments and minor tweaks to exposure.
Jack was rambunctious today which made getting him still enough to get decent shots was a trick at ISO 800.