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This week's picks

Stone tool production and utilization by bonobo-chimpanzees (Pan paniscus)
Just last week, we gave a kid a copy of "Monkey with a tool belt." No, this paper doesn't show that humans are descended from bonobos. DNA evidence shows that the bonobo-chimp split occurred after humans split from the common ancestor of all three.

Reproductive queue without overt conflict in the primitively eusocial wasp Ropalidia marginata "The dominance rank of an individual is not a significant predictor of its position in the succession hierarchy. "

Predatory Fish Select for Coordinated Collective Motion in Virtual Prey
"collective motion could evolve as a response to predation, without prey being able to detect and respond to predators"

Profibrogenic chemokines and viral evolution predict rapid progression of hepatitis C to cirrhosis
"disease severity is predicted by the evolutionary dynamics of hepatitis C virus"

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