What do kookaburras excrete?

Kookaburras excrete a white substance called guano. Guano is composed of uric acid and other waste products, and is eliminated by the bird through its cloaca.

Does anyone know the name of story about Tane and kiwi that used to be on 1ZB Sunday morning It was reason could not fly Also where can I get it in print form?
What is marulipi?