A Southern California mountain lion who managed to cross the 101 freeway twice, was found dead recently at 3 years old, according to Santa Monica Mountains National Recreation Area officials. This video shows him rubbing his cheek against a rock.
The sounds heard represent salmon in different rivers. The changing sounds allow the listener to visualize how the salmon are migrating. The red and green dots and blue arrow represent change in size with population, something you can hear as well.
This compilation of clips recorded by remote cameras document how effectively Washington wildlife can adapt to civilization by crossing under bridges and using culverts and jumpouts to avoid highway traffic.