TY - RPRT TI - On the characterization and interpretation of phenotypic ellipse geometry, with examples from Canis and sigmodontine rodents. AU - O'Keefe, F. R. PY - 2026 DO - 10.64898/2026.07.21.739591 UR - https://www.biorxiv.org/content/10.64898/2026.07.21.739591v1 ID - 10.64898/2026.07.21.739591 ER -