"Initially Viv thought that she might have around 10 artists who would be keen to be involved, but once word got out among the art community, she was inundated with offers and had to cap the numbers at 18," said Mrs Tickner.
Walker has a close affinity with Mt Bruce having illustrated two books about the centre, The Eels of Anzac Bridge and Elwyn's Dream, written by Ali Foster.
"We have a wonderful community who understands the importance and beauty of New Zealand native birds.
"We might not be hands-on conservationists, but this is one way we can help contribute to bringing the birdsong back to the bush at Pukaha Mt Bruce," she said.
Entry to the exhibition is free and runs to June 22.