Penguin species beyond the commonly kept African penguin face specific welfare challenges in captivity related to temperature management, social complexity, and natural behavior expression.
Non-African penguin species in zoos often receive less systematic welfare attention than more commonly kept species, yet their needs are equally complex and in some cases more demanding. Cold-adapted species like Gentoo and Chinstrap penguins require refrigerated exhibits that are expensive to maintain and whose temperature management directly affects welfare. Penguins are athletes — excellent swimmers that in the wild cover vast distances — and pool design that allows natural dive behavior and fish-chasing is essential. Social welfare requires appropriate sex ratios and group size for successful breeding behavior. Aspergillosis, a fatal fungal lung disease, is endemic in many zoo penguin collections and reflects the challenge of maintaining appropriate air quality in enclosed penguin facilities.