Filtering by: Contributor Spanagel, David I. Remove constraint Contributor: Spanagel, David I. Creator Goldman, Talya Remove constraint Creator: Goldman, Talya Creator Hennigan, Ryan Remove constraint Creator: Hennigan, Ryan Creator Nogueras, Alexandria Remove constraint Creator: Nogueras, Alexandria Collections Great Problems Seminar Posters Remove constraint Collections: Great Problems Seminar Posters Resource type Poster Remove constraint Resource type: Poster Subject Extinction: Who Will Survive? Remove constraint Subject: Extinction: Who Will Survive?