The Straight-billed Woodcreeper has a long, straight, pale bill. The Peru account records it in riparian undergrowth and semi-open woodland edges.
The account describes pale streaks on the head, throat, chest and upper belly, plus a straight, pointed bill that is cream-white.
The Peru account says it forages in riparian undergrowth and along semi-open woodland edges beside water.
An extinction-risk assessment has not been added yet.