TY - RPRT TI - Proximate effects of temperature versus evolved intrinsic constraints for embryonic development times among temperate and tropical songbirds AU - Riccardo Ton AU - Thomas E. Martin PY - 2017 DO - 10.1038/s41598-017-00885-3 UR - https://pubs.usgs.gov/publication/70192701 ID - 70192701 ER -