TY - RPRT TI - Is courtship intensity a signal of male parental care in Red-winged Blackbirds (Agelaius phoeniceus)? AU - Ken Yasukawa AU - Richard L. Knight AU - Susan Knight Skagen PY - 1987 DO - 10.1093/auk/104.4.628 UR - https://pubs.usgs.gov/publication/70121508 ID - 70121508 ER -