greg han: i was just, i don't know, staring off in the distance while scrubbing dishes and i saw thisittle bit of bright blue that did not look like anything you would see in your backyard. emily han: our claim to fame is wdiscovered a population of previously undiscovered snails in los angeles. so, we immediately started looking for more snails and found a bunch of other really tiny, little snails. he put a picture of the snails on instagram, and once he did that, we got a notification that scientists and other snail enthusiasts were very excited about this snail find. woman: it looks great back here, emily. emily han: thanks. woman: and i contacted gregory to say, can i come out and get it because we don't have any of those specimens in the collection. yep, that's xerotricha there. and who's this little guy? emily han: is that a cochlicella barbara? a really teeny, tiny one? vendetti: yep, that's a juvenile. so, in february 1 of 2016, i came out here, the hans invited me, and we just did a little exploration of their backyard and collected xerotricha conspurcata, so, the species we'