TY - RPRT TI - Endangered Species Act listing is linked with greater research effort for U.S. butterflies AU - Walsh, R. L. AU - Martin, N. W. AU - de Bem Oliveira, I. AU - Daniels, J. C. AU - Guralnick, R. P. AU - Kawahara, A. Y. PY - 2026 DO - 10.64898/2026.05.30.729000 UR - https://www.biorxiv.org/content/10.64898/2026.05.30.729000v1 ID - 10.64898/2026.05.30.729000 ER -