u/Blue_Ridge_Gardener

Wish me luck untangling the roots

Make good habitat and they will come.

Not confident enough to ID species, but it's a Smilax. Very much preferred over English Ivy or Japanese Honeysuckle.

Especially if you pee on it. They want sodium and other elements and molecules found in soil, dung, and compost. This type of forage behavior is called "puddling".