I've used the sunseed and really liked it. It reminds me a lot of "Yesterday's News", but a bit fluffier. Becuase it's heavy, it doesn't stick to the animals like Soft-Sorbent does (which is very light and tends to get staticky and then stick to poor rats (woe is rats).
We are as gods to the beasts of the fields. We order the time o' their birth and the time o' their death. Between times, we ha' a duty. - Terry Pratchett.
"Men have forgotten this truth", said the fox, "But you must not forget it. You become responsible, forever, for what you have tamed. - Antoine de Saint-Exupéry