Hi I have always been seeing this thing almost every night and I’ve been wondering with this is in the bottom of my cage

[Joemaster]

 

[Thistles]

Are you talking about the condensation? Moisture in the substrate will condense on the glass as temperatures change outside the tank.

 

[Konstantin]

Hi
As stated above is condensation.Often indicates the substrate is too moist than it should be when you can see it to that extent
Regards Konstantin

 

[ilovebrachys]

What are you using for substrate?