... to find the individuals’ waste themselves, which, we can get seeds from what they were eating, we can find parasites, find out what their health was ...
= = =
Sounds like a good beginning of a SCI FI. Plant those seeds which will take over all farms. Release those parasites for which we have no resistance.
Well maybe Jurassic Park already did that.
This is simply digging up what has been similarly been dug up before.
It's all about money.