What droppings can tell us

22 junio 2015

If you want to find out about the shy Eurasian otter, its droppings are a fascinating source of information. By isolating DNA from otter droppings — known as spraint — researchers can not only identify individual animals but also estimate the size of the population. But it’s important to know how to interpret the information correctly. A team of researchers reports on the benefits and drawbacks of the method.