Shy guppies

[elizacrespo]

Hi I just got my first aquarium and I add 2 male guppies 2 angelfish. But my concern is one of the guppies just stay on the botton of the tank hidding in a corner. Today early he was swimming fast on the top of the tank but now he is hidding and he barely come out

 

[DutchMuch]

Tank size:
Parameters:
Ammonia:
Nitrite:
Nitrate:
Co2 or no Co2?
Fertilizers?
Other information
Water change schedule?
Have you seen the movie kung fu panda?

 

[Baker]

You've got a predatory fish in with a prey fish haha. How big are the angels?