Battery cage chinchilla and foxes in fur farming, and most recently for the Asian palm civet for kopi luwak production of coffee. An early reference to battery cages appears in Milton Arndt's 1931 book, "Battery Brooding", where he reports that his cage flock was healthier and had higher egg production than his conventional flock. At this early date, battery cages already had the sloped floor that allowed eggs to roll to the front of the cage, where they were easily collected by the farmer and out of the hens' reach. Arndt also mentions the use of conveyor belts under the cages to
Kopi Soh manifest in daily life. In 2013, Kopi Soh published her second book, "Oh... I Thought I Was the Only One 2", a sequel focusing on how children experience various stresses. Kopi Soh Kopi Soh is the pseudonym of a Malaysian author and illustrator best known for her book "Oh, I Thought I Was The Only One". She founded the Facebook community "Stick It To Me," a page centered around producing "healing art" for the sick and needy, and organizes a group of volunteers to produce art for hospitals and charities. Her work with "Stick It To Me" was recognized in