Also, you point out you are feeding lorrikeets, I hope you are not feeding them sunflower seeds, given that they are nectar eaters and long-lasting feeding of seeds in lorikeets will ruin their digestive system and that is suitable for nectar from flowers or nectar combine which u can buy https://louisvceks.angelinsblog.com/35317508/facts-about-sulphur-crested-cockatoo-nesting-requirements-revealed