This is an "object to category" relationship.
Dog belongs to the category "mammal," and snake belongs to the category "reptile."
Not enough attention has been paid to the risks taken by Sherpas, who perform dangerous work for relatively low pay, and their deaths aren’t being given the same weight in the media as the Western climbers who hire them.
What is memorable about this essay is that the author includes the number sixteen, which is the number of Sherpa deaths that he mentions in the first paragraph.
Hope this helped!
Where is the bulleted list in the exerpt
To explain Or go further into detail to your understanding.