What are the highlighted words “its” (l. 01), “who” (l. 06),...

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Q3581494 Inglês
Another rare spotless giraffe found — the first ever seen in the wild





(Available at: https://www.nationalgeographic.com/animals/article/spotless-giraffe-found-in-the-wild-for-thefirst-time – text especially adapted for this test).
What are the highlighted words “its” (l. 01), “who” (l. 06), “which” (l. 14), and “these” (l. 15) referring to, respectively?
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