“…in zoos, for instance, are 'highly susceptible to stress' [15], vulnerable to opportunistic infections such as jaw abscesses [15], and commonly have infant mortality rates of 30-40% [16], which is higher than typical for ungulates in good conditions [12]. Giraffes (Giraffa cameleopardalis) have a shorter lifespan in zoos than when protected in the wild [17], an effect seemingly linked to poor nutritional status and low energy intake, suggesting inadequacies in zoo diets [17].…”