Otter recuperation and reproduction centre. Otter is a mammal with aquatic and land customs. What it means that it moves perfectly as well in the land as in the water. It is an excellent swimmer and it feed comes from an almost exclusive way of its environment. The main needs of this specie are good conditions of the rivers and abundant food. In addition, the otter is an indicator of our ecosystems and rivers state. It is in this way that a lot of countries interpret it.