'Not only is it used as a warning system as a way of communicating over long distances'Eastern wolf pups in Algonquin Provincial Park. Part of the focus of the third episode of Secret World of Sound. 1 / 1 Eastern wolf pups in Algonquin Provincial Park. Part of the focus of the third episode of Secret World of Sound. AdvertisementA new series has premiered on CBC and CBC Gem, unveiling the mesmerizing world of animal soundscapes through "Secret World of Sound," a three-part Nature of Things Special.

Source: CBC News February 25, 2024 20:21 UTC