Hello, I have a flowerhorn that I've been raising for a little bit over a month now. I noticed that half of his body turns dark whenever I come near his tank to feed him. I just wanted to know If this is normal with flowerhorns or is this something serious? . Pics for reference. Thank you
When I first bought him
After 1 month and 1 week. ~4.5"
When I first bought him
After 1 month and 1 week. ~4.5"