It’s essential that whatever cage your bird is in (transport, sleeping or day cage) has appropriate bars to prevent injuries, escapes or an accident. All it takes is for a bird to get too curious (like the galah in the pic above) and your bird could be in trouble.
One of my friends was recently shopping for a new cage for her parrot when she remarked in frustration to me that it’s extremely annoying that cage manufacturers don’t seem to make cages with just ...