In consequence of researching copper sulfate art, I've stumbled upon an interesting project involving the compound and bees. For more information, check out the links below:
http://exploringtheinvisible.com/2013/07/27/bee-jewelled-found-dead-bees-and-copper-sulphate/
Sulphur experiments:
http://exploringtheinvisible.com/2013/09/29/crystal-sarcophagi-found-dead-bees-copper-sulphate-and-sulphur/
