Henry Carruth

“Caribou can not only sniff out predators from hundreds and hundreds of feet away but also use scent as a warning. Their ankles have scent glands. When one senses danger, he’ll rear up on his hind legs and pepper-spray the herd with a special smell that sends a DEFCON warning.”
― Michael Easter, The Comfort Crisis: Embrace Discomfort to Reclaim Your Wild, Happy, Healthy Self