Why waste a lovely vintage coat?
The animals who used to wear them as skin might ob<x>ject. But being dead they won't say much about it. So if you like wearing dead animals then go ahead.
If you gran is still inside them then I'd say its bad taste
Reading the other posts.. you get the idea... WEAR THEM. Vintage furn are truly chic and popular these days. And you will find nothing warmer and more sensual to wear.. Enjoy !