This list is not inclusive because there may be other substances toxic to birds that have not been widely documented. The bird’s environment should be limited to those items known to be safe.
Acetone (nail polish remover)
Ammonia
Antifreeze
Ant syrup or paste
Avocado
Bathroom bowl cleaner
Bleach
Boric acid
Camphophenique
Carbon tetrachloride
Charcoal lighter
Clinitest tablets
Copper and brass cleaners
Corn and wart remover
Crayons
Deodorants
Detergents
Disinfectants
Drain cleaners
Epoxy or super glue
Fabric softeners
Fluoropolymer fumes
Galvanized materials
Garden sprays
Gasoline
Gun cleaner
Gunpowder
Hair dyes
Hexachlorophene (in some soaps)
House plants (including calla lilies, mistletoe, poinsettia, and others)