American Society of Naturalists

Featured Photographs

“Can sensory drive explain the evolution of visual signal diversity in terrestrial species? A test with Anolis lizards” (Photo: Manuel Leal)

“Long-term resilience of primary sex ratios in a species with temperature-dependent sex determination after decades of climate warming” (Photo: Jessica Alice Leivesley)

“Multituberculate mammals show evidence of a life history strategy similar to that of placentals, not marsupials” (Artwork: Andrey Atuchin)

“Predicting and measuring decision rules for social recognition in a Neotropical frog” (Photo: Johana Goyes Vallejos)

Special Announcements

Applications for the 2023 ASN Early Career Investigator Award

Posted on November 30, 2022

Nominations/Applications for the 2023 Young Investigator Award are due January 30, 2023

Nominations for the ASN Award for Distinguished Achievement in the Conceptual Unification of the Biological Sciences

Posted on November 8, 2022

The Conceptual Unification award is given annually and honors a senior but active investigator who is making fundamental contributions to the Society's goals in promoting the conceptual unification of the natural biological sciences. Nominations for the 2022 Award are due January 31, 2023

Nominations for Honorary Lifetime Membership in the American Society of Naturalists

Posted on August 3, 2022 by ASN

Send in nominations by April 1. Please include a short paragraph on why.

Call for symposium proposals for Asilomar 2023!

Posted on July 7, 2022

Have an idea for a special symposium at the ASN stand-alone meeting in January 2023? We want to hear it! Proposals are due July 15, 2022 ⏳

Results of the 2022 Election

Posted on April 4, 2022

Congratulations to Jeff Conner (2024 ASN President), Lauren Buckley (2024 ASN Vice President), and Santiago Ramírez (2023–2025 ASN Treasurer)

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Forthcoming Papers

“The evolution of egg trading in simultaneous hermaphrodites”

Posted on November 8, 2019

Jorge Peña, Georg Nöldeke, and Oscar Puebla (March 2020)

Researchers study the evolutionary dynamics of egg trading in simultaneous hermaphrodites by means of a mathematical model

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Announcements

ASN Diversity Committee Call for Members

Posted on September 21, 2022 by ASN Diversity Committee

The ASN Diversity Committee seeks to add 2-4 new members. Applicants should apply by Sep 30. Terms start January 2023.

For more information about the ASN Diversity Committee, see https://www.amnat.org/about/governance/Diversity.html

Applications for the 2022 Student Research Awards

Posted on October 27, 2021

The ASN Student Research Awards support research by student members that advances the goals of the society: the conceptual unification of ecology, evolution, and behavior. Each award consists of a $2,000 check to the candidate. Applications are due February 1.