Got these guys at the beginning of last summer, they live in my 40 long. They've lived with a few houseguests from rabbit fish to gobies to wrasse, but the only other resident they have issues with is my dwarf cherub pygmy angel who has the scars to prove it.
They are steadily getting blacker, living on a diet mostly consisting of NLS pellets with the odd flake and frozen.
The early days:
Today:
They are steadily getting blacker, living on a diet mostly consisting of NLS pellets with the odd flake and frozen.
The early days:
Today: