At the St. Louis Zoo, and many other zoos across the US, multiple species will be in the same enclosure. Yes, they need to select with care so animals do not harm each other and both thrive in the surroundings.
Long legs are a feature in one exhibit. Two species, one mammal and one bird, tolerate each other well and share the characteristics of long legs and long necks.
Who did you expect? My giraffe friends?