Brazil’s pied tamarin monkeys use scent marking and vocal calls to communicate, but it’s getting more difficult for them to hear one another.
are generally used to mark territory and for communications between members of the group. In Manaus, they are important since the forest landscape is fragmented and urban areas are encroaching on their territory. The authors believe that this increase in scent marking is directly tied to this increase in urbanization.
One of the advantages scent marking has over vocal communication is that the information can be passed on over several days, instead of just after making a call. On the other hand, vocal calls are a better way of communicating over long distances. “As the pied tamarins’ range is becoming more fragmented and groups are becoming more isolated, this could potentially have a detrimental impact on a species which is already critically endangered,” said Dunn.Laura is a science news writer, covering a wide variety of subjects, but she is particularly fascinated by all things aquatic, paleontology, nanotechnology, and exploring how science influences daily life.
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