1.
Observação preliminar do ócio de Nymphicus HollandicuS sob enriquecimento ambiental físico em cativeiro doméstico / Preliminary observation of occupation of Nymphicus Hollandicus u...
2.
Use of collard green stalks as environmental enrichment for cockatiels ( Nymphicus hollandicus ) kept in captivity
Behaviour of cockatiels (Nymphicus hollandicus) at two temperatures in captivity