Our new paper is out in Hormones & Behavior: "Corticosterone predicts double-brooding in female Savannah Sparrows." Led by Dr. Hayley Spina @hayleyspina.bsky.social we show that double-brooding is negatively related to cort.
Paper: https://doi.org/10.1016/j.yhbeh.2025.105679
Check out Hayley's summary thread below...