A low biomass of I Kg per hectacre. Approximately 10 species of plants make up a majority of their diet. They have been observed to occasionally eat earth. An average group size of 2-5, usually made up of an adult pair and their young. Females and young form a group and sexually maturing males roam.
Adult males remain with the female if it proves to be reproductively successful.
Group progressions are typically led by females while the males bring up the rear. They are very territorial, but there is little physical confrontation, because of their effective calling system. Males practice urine marking and females practice anogenital marking. One of the best reapers, due to their very long legs. Their vocal system is very effective.