guppy health

I have a 10L tank with 3 guppies and 1 patty all male. and a sail. I am new to fish I got them for my kid who wanted a pet. I do regular water changes about ones every 2 weeks. I have live pants. Lately my guppies have been hanging by the heater my tank is at 76° and one has been swimming with...

Hi Everyone, I have a 30cm cube tank with 2 muscles, 20 cherry shrimp 5 dwarf rasboras, 5 neon tetras, 1 female betta and 4 guppys 2 male and 2 female. Recently one of my male guppies has developed a white colouring on his bottom lip but no other signs of anything on his body. He has stopped...