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How Birds Plan their Tweets?

October 10, 2016

How Birds Plan their Tweets?

Alexei Vyssotski, Anna Stepien, Georg Keller and Richard Hahnloser show that during song production by zebra finches, the activity of cortical neurons that project to motor areas codes for imminent acoustic events within the vocal performance.

Image credit: Flickr user: NeilsPhotography

Open Highlights: Highlighting Open Access research from PLOS and beyond

Open Highlights

10/12/2016

Primer

Resource Availability and the Interaction Compass

Fair-weather friends? This Primer by elizabeth Pringle discusses recent research showing that organisms can go from mutualists to competitors and back again, depending on whether there is resource stress or surplus in the environment.

Image credit: Flickr user: NIAID

Resource Availability and the Interaction Compass

Recently Published Articles

Current Issue

Current Issue September 2016

10/13/2016

Open Highlights

SEX CHROMOSOMES DO IT DIFFERENTLY

How do the sexes compensate for having different chromosome complements? This Open Highlight by Lauren Richardson assesses recent insights into the complex and diverse solutions that living things have found to this widespread gene dosage problem.

Image credit: Dr. Marian L. Miller

SEX CHROMOSOMES DO IT DIFFERENTLY

10/11/2016

Primer

Robustness in the Reticular Cell Network

Reticular cell networks are the "road systems" of lymphoid tissue. This Primer by Johannes Textor, Judith Mandl and Rob de Boer discusses a recent study which shows that these networks remain functional even when half of the cells are destroyed.

Image credit: Mario Novkovic

Robustness in the Reticular Cell Network

10/04/2016

Research Article

Social Learning of String-Pulling in the Bumblebee

Sylvain Alem, Clint Perry, Lars Chittka and co-workers show that bumblebees can be trained to pull strings to obtain a reward, can learn to string-pull through observation, and can culturally spread string-pulling throughout a colony.

Social Learning of String-Pulling in the Bumblebee

Image credit: Olli Loukola

10/03/2016

Essay

The Astounding Diversity of Bacterial Shape

The bacterial domain displays a spectacular diversity of cellular shape. This Essay by David Kysela, Amelia Randich, Paul Caccamo and Yves Brun explores our surprisingly limited understanding as to how and why these shapes have evolved and discusses ways in which this dearth of knowledge can be addressed.

The Astounding Diversity of Bacterial Shape

Image credit: Pam Brown

10/05/2016

 Research Article

Metapopulation Modelling of HIV Infection Dynamics

A novel metapopulation model of HIV developed by Katrina Lythgoe, François Blanquart, Lorenzo Pellis and Christophe Fraser suggests that within-host infections are characterized by a highly dynamic process of localized infection followed by clearance within T cell centers.

Metapopulation Modelling of HIV Infection Dynamics

Image credit: NIAID

09/29/2016

Research Article

Spermidine Protects the Aging Memory

Feeding spermidine to Drosophila protects them from age-dependent memory impairment by suppressing structural and functional alterations in presynaptic performance.

Spermidine Protects the Aging Memory

Image credit: pbio.1002563

09/30/2016

PLOs biologue

A Fungus Among Us

To mark UK Fungus Day on October 9th, Lauren Richardson looks at recent open access research on this diverse kingdom, ranging from virulent pathogens to essential symbiotic partners.

A Fungus Among Us

Image credit: US Department of Agriculture

A Neural Code That Is Isometric to Vocal Output and Correlates with Its Sensory ConsequencesLarge Variations in HIV-1 Viral Load Explained by Shifting-Mosaic Metapopulation DynamicsAssociative Mechanisms Allow for Social Learning and Cultural Transmission of String Pulling in an Insect