Is grooming used as a commodity in wild white-handed gibbons, Hylobates lar?

Barelli, ClaudiaClaudiaBarelliReichard, Ulrich H.Ulrich H.ReichardMundry, RogerRogerMundry2022-10-062022-10-062011https://resolver.sub.uni-goettingen.de/purl?gro-2/115494enIs grooming used as a commodity in wild white-handed gibbons, Hylobates lar?journal_article10.1016/j.anbehav.2011.07.012S0003347211002922