(ShareCast News) - Zoo Digital has narrowed its full-year pre-tax loss and booked improved revenue, at the same time issuing an optimistic outlook for 2017.Loss before tax was $1.5m, from a loss of $2.1m. Revenue was $11.6m, from $11.5m."We have entered our 2017 year with a stronger pipeline, a broader range of services and a greater sales capability," said chief executive Stuart Green."The board is optimistic about the Company's potential for growth."At 1:45 BST, shares in Zoo were down -5.13% to 9.25p.