PaleontologybioRxiv
Inferring lifestyle for Aves and Theropoda: a model based on curvatures of extant avian ungual bones
This study develops a model using ungual bone curvature to infer lifestyles of birds and theropods, finding it predicts ground-dwelling, perching, predatory, and scansorial behaviors with moderate accuracy.
DOI 10.1371/journal.pone.0211173