# Which graphs, with at least one edge have the the property that every edge is a bridge?

Which graphs, with at least one edge have the the property that every edge is a bridge?

I know trees are one. Do you have more examples?

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@Mark "Is a forest a path?" Not sure what you meant, but a path is a particular example of a tree, and trees are special cases of forests with just $1$ component. –  Srivatsan Jul 31 '11 at 2:03