https://www.siliconvalley.com/2022/02/21/elon-musks-neuralink-lab-monkeys-doctors-group-alleging-abuse-opens-rare-window-into-secretive-world/

This sick little monkey “readily ate apricots.” That bad little monkey got none. An upset little monkey was “holding hands” with her “buddy” in the next-door cage, calmer after having some Valium, but still pulling on her brain-electrode port.

These are details from a 700-page trove of veterinary reports – released by opponents of animal research – about the rhesus macaque monkeys used for research by Elon Musk’s Neuralink, a “brain-machine interface” company with an animal-testing lab in Fremont.