flowerbug
Garden Master
is to attract critters to spread around bacterial spores. 
so here is yet another example of a bacteria able to influence more directly creatures so much larger than itself:
www.newscientist.com
so here is yet another example of a bacteria able to influence more directly creatures so much larger than itself:

Soil gets its smell from bacteria trying to attract invertebrates
Some soil-dwelling bacteria like Streptomyces can be toxic Soil gets its characteristic earthy smell from certain chemicals produced primarily by soil-dwelling bacteria called Streptomyces . But until now, we didn’t know why these bacteria produce these odours and what role they play in the soil...