TY - RPRT TI - Estimating polar bear (Ursus maritimus) age based on an epigenetic DNA methylation clock AU - Susannah P. Woodruff AU - Milda Milciute AU - Juozas Gordevicius AU - Robert Brooke AU - Todd C. Atwood PY - 2025 DO - 10.1002/ece3.71870 UR - https://pubs.usgs.gov/publication/70275029 ID - 70275029 ER -