The plains zebra is the only species of wild equid not near or on the verge of extinction. Both the Grevy's zebra and the mountain zebra are listed as endangered, along with one other species in the family Equidae. While plains zebra populations remain plentiful, their numbers diminished greatly in the last century. This is for several reasons. Humans hunt them for sport and their skins.
Glyphosate (Roundup) Linked To Cancer of the Lymph Tissue In New Study. A new review on the relationship between pesticide exposure and the risk of blood cancers in the lymph glands (lymphomas) has confirmed the existence of a link with the world's most popular herbicide glyphosate (aka Roundup).
Certain cancer treatments may cause pruritus. Cancer treatments that may cause pruritus include chemotherapy, radiation therapy, and immunotherapy (biologic therapy). When chemotherapy causes pruritus, it may be a sign that you are sensitive to the drugs being used. Radiation therapy can kill skin cells and cause dryness, burning, and itching as the skin peels off. Drugs used in immunotherapy may also cause dryness and itching.