American Society of Naturalists

Mar Unzeta, Thomas E. Martin, and Daniel Sol (Dec 2020)

Lower daily nest predation in larger passerine birds reduces total predation compensating their extended development

David M. Watson (Dec 2020)

Mistletoes are the quintessential bird-dispersed plants, but ancient mammals may have first brought them to the treetops

Louise Chevalier, Jacques Labonne, Matthias Galipaud, and François-Xavier Dechaume-Moncharmont (Dec 2020)

Fluctuations in the mating market trigger the evolution of flexible and quality-dependent choosiness in males as in females

Ryan S. Terrill (Dec 2020)

Why do some birds lose flight more readily than others? This research finds a link with rare form of wing feather molt

Junnosuke Horita, Yoh Iwasa, and Yuuya Tachiki (Dec 2020)

Positive feedback loop between competition and hormone synthesis induces the alternative life-history tactics

Michael H. Cortez and Meghan A. Duffy (Dec 2020)

Douglas F. Makin, Burt P. Kotler, Joel S. Brown, Mario Garrido, and Jorge F. S. Menezes (Dec 2020)

The behaviorally mediated indirect effects that endoparasites have on their host may be as large as the direct effects

Ana Angela Romero-Haro and Carlos Alonso-Alvarez (Dec 2020)

Transgenerational effects of sustaining low antioxidant (glutathione) levels during early life

Benjamin G. Freeman, Micah N. Scholer, Mannfred M. A. Boehm, Julian Heavyside, and Dolph Schluter (Dec 2020)

Nest predation in birds is thought to be highest in the tropics—but new research shows this is not true, likely because of adaptation

Ariel E. Marcy, Thomas Guillerme, Emma Sherratt, Kevin C. Rowe, Matthew J. Phillips, and Vera Weisbecker (Dec 2020)

A size-shape pattern going back ~10 million years in Aus rodents: give me the mouse size, I’ll give you the skull shape!