Cash-strapped Somerset County Council says it needs a further £2.5m to complete the upgrade.
The lurcher was discovered with shotgun pellets in its abdomen and a broken neck.
Josh Clayton disappeared on Tresco in the Isles of Scilly where he had been working in September 2015.
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West Ham register a third straight win in the Women's Super League as they thrash bottom side Yeovil Town 5-0.
Ireland wing Jordan Larmour's breakaway try helps Champions Cup holders Leinster beat Bath 17-10 in Pool One.
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