CD with comments: identification of the wild animals (mammalian, Amphibians, insects).
These two Audio-CDs present the cries and other sounds of 58 species of raptors and 45 species of falcons with 311 recordings.
Double Cd carried out by Chiff-Chaff at the request of Nature & Discovered to mark the 20 years of the existence of the stores.
With more than 6 hours of listening, this sound document is the most complete existing in this domain. Songs during flight, shouts of migration 350 handled species through 850 recordings make of this work a tool essential to the ornithologists.