Hey what size tank do collards need and can you give me a range that is good like 20 long to 40l or whatever it is 40-55 thanx i was looking at them in the local pet store and they looked very healthy and tank size isn't a problem i just want to buy the right one the first time so i don't have to keep buying tanks i have a 20high he could stay in as a baby and switch him to what ever you guys suggest thanks

