Help, not too long ago i used to get clicking noises in my tank at night..... now i thght it was heater or somthing else but then i herd about mantis... so i shat myself thinking i have one cos ive lost 1 out of my 2 hermits and i did hear the clicking last night only once. now atm im taking out every rock and shining a light into the holes but the question is cld it be a mantis i found a couple of small shrimp/pods i think they are like brown ish they iit making the noise or cld there be actually 1.... ive taken out all extra snail shells incase they were in one, but i also found on my LR that there was like mucus on it it... cld they be hding behind that ??? plz plz need ur help many thanks!