Strangers are an endangered species ...
The snow leopard is absolutely magnificent. It represents really what endangered species are all about.
To be a painter now is to be part of a very small, endangered species.
My good mood felt like an endangered species.
Apparently textbooks were an endangered species here in Bixby, Oklahoma.
Endangered species are our friends.
We are not an endangered species ourselves yet, but this is not for lack of trying.