Why does a pigeon have red legs? Why does an owl live at night? Is a kingfisher a winter animal? You will find out the answer to this and much more during the walk, which largely goes over unpaved paths. - Guide: Yves D. - Distance: max 7 km and dogs are not allowed. - The walk is free, and please report your presence to the guide upon arrival. Registration is desirable but not mandatory. By registering, you are sure of your place and we can keep you informed of possible changes.