He's got a taste for exotic pets !!!

Hughes	I'm always a bit apprehensive about visiting Peter.
Jeanie	Why's that ? He's such a nice chap.
Hughes	He is, but he's got a taste for exotic pets.
Jeanie	I didn't know that, such as ?
Hughes	Well, last week when I was there he had a baby iguana running around the place.
Jeanie	A lizard ! Ugh, that would give me the creeps.
Hughes	It's not my idea of a pet. But that's not the only thing he's got. He's had a three-foot python for quite a while now as well.
Jeanie	He ought to get a job in a zoo.

Explanation :

If you have a taste for something, you have a linking or preference for it.

Example : That gave me a taste for reading.