Why Giraffe Tongues Are Dark
21:43–22:20 · 36s
Casey explains that giraffes have dark purple-to-black tongues to prevent sunburn while eating leaves, a neat animal-science nugget.
21:43–22:20 · 36s
Casey explains that giraffes have dark purple-to-black tongues to prevent sunburn while eating leaves, a neat animal-science nugget.
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