The fins bit should have been relatively easy for me as we have a fish tank in the house, but it still took an awfull lot of patience as even the most boring of fish becomes a nervous swimmer the moment you point a camera at it. But I finally managed to get a few in focus:
These are our feathers. A couple of hens that have great fun together but refuse to lay eggs an a regular basis, thus endangering their own lives. I already showed them my book with chicken recipes but they were nog impressed. Insulent creatures!
Finally, as my regular visitors already know, my favourite bit of fur: