sandy or very fine gravel floor, mud might be worth a try
yes they stick to sides of tank
live foods, but accept qxheart, shrimp, prawn etc as well
can wean onto fine granular foods
yes you are right they are darker, a bit bigger and rangier looking than the vittis
still a different build than the wds though
photos can give a distorted look sometimes
you can keep the shell, mount it in a lifelike position and let it dry
give it about 7 coats of polyurethane from a spraycan
and you have another koura