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RT @corvidresearch: Some birds like the ratites (emus and ostriches) do have a large opening to their trachea, and thus a higher choking ri…
RT @corvidresearch: Some birds like the ratites (emus and ostriches) do have a large opening to their trachea, and thus a higher choking ri…
RT @corvidresearch: Some birds like the ratites (emus and ostriches) do have a large opening to their trachea, and thus a higher choking ri…
RT @Yara_Haridy: !!!dinoglottis!!!
!!!dinoglottis!!!