Video Transcription
The fur that's two-layered gives the crane hair and underneath it gives the delicate wool hair.
So it's not a change of fur, it's a change of hair, like other mammals with an annual two-time hair change,
With a stronger thrust, where the whole thing happens in droves.
In the otter, it's periodic, so to speak, succesive throughout the year.
That's why the fur from all the furs is the best fur