Live from the Primate Research Lab: Truth!: A.Benítez-Burraco: @abenitezburraco on Twitter: "Chimps and bonobos help others achieve their goals by giving them needed objects, opening locked door and releasing rewards. Interestingly, while chimps help mainly in response to signals of need, bonobos also help proactively"

Marcy Wheeler: @emptywheel on Twitter: "Also, both chimps and bonobos have been known to shred copies of Ayn Rand to create bed litter for their friends..."