Расскажите о своем хобби или любимом занятии и узнайте, кто еще из вашего класса...

Question

Расскажите о своем хобби или любимом занятии и узнайте, кто еще из вашего класса интересуется тем же занятием
I have always been interested in...
I spend a lot of time (doing something)...
I have a big collection of...
There is very little that I don't know abour...
It's a rather (un) common hobby.
I thinl it's an exciting pastime.

Answer 1

I have always been interested in life of butterflies.
I spend a lot of time finding some interesting materials about them: stories, photos, articles and etc. 
I have a big collection of post-cards, posters, calendars, stamps with different kinds of butterlies.
There is very little that I don't know about their life and habbits.
It's a rather uncommon hobby.
I think it's an exciting pastime.

---