A lot of times when you have wooded badlands they just look like normal badlands.

Steps to reproduce:

1. Load up a creative world

2.  Run /locate biome wooded_badlands

3. Teleport yourself there

4. Teleport yourself far enough away that you won't be back at the same one again.

5. Repeat teleportation several times. Observe that many of them lack wood and look identical to a normal badlands.

Expected Result:

Wooded badlands would have trees and coarse dirt usually (more often than not)

Observed result:

Wooded badlands often generate identical to normal badlands