This isn’t fungal, but sounds pretty cool – ability to identify plants by echolocation.

Yovel, Y., Franz, M.O., Stilz, P., Schnitzler, H., Bourne, P.E. (2008). Plant Classification from Bat-Like Echolocation Signals. PLoS Computational Biology, 4(3), e1000032. DOI: 10.1371/journal.pcbi.1000032