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Why some animals still have a penis bone

A team of researchers affiliated with several institutions in the U.K. has found a possible explanation for why some animals still have a penis bone—"prolonged intromission." In their paper published in Proceedings of the ...

date5 hours ago in Plants & Animals report
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Microplastics may enter foodchain through mosquitoes

Mosquito larvae have been observed ingesting microplastics that can be passed up the food chain, researchers said Wednesday, potentially uncovering a new way that the polluting particles could damage the environment.

date12 hours ago in Ecology
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Social animals have tipping points, too

In relatively cool temperatures, Anelosimus studiosus spiders lay their eggs and spin their webs and share their prey in cooperative colonies from Massachusetts to Argentina. Temperatures may vary, but the colonies continue ...

date19 hours ago in Plants & Animals
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Why do we love bees but hate wasps?

A lack of understanding of the important role of wasps in the ecosystem and economy is a fundamental reason why they are universally despised whereas bees are much loved, according to UCL-led research.

date20 hours ago in Plants & Animals
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Detangling DNA replication

DNA is a lengthy molecule—approximately 1,000-fold longer than the cell in which it resides—so it can't be jammed in haphazardly. Rather, it must be neatly organized so proteins involved in critical processes can access ...

dateSep 18, 2018 in Cell & Microbiology
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The gene code of growing limbs

When a fetus develops, cell division and differentiation, gene expression, cell-to-cell signaling, and morphogenesis must be carefully coordinated to occur in the correct sequence and for the proper amount of time. Failures ...

dateSep 18, 2018 in Cell & Microbiology
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Newly identified African bird species already in trouble

Central Africa's Albertine Rift region is a biodiversity hotspot consisting of a system of highlands that spans six countries. Recent studies have shown that the population of sooty bush-shrikes occupying the region's mid-elevation ...

Improving 'silvopastures' for bird conservation

The adoption of "silvopastures"—incorporating trees into pastureland—can provide habitat for forest bird species and improve connectivity in landscapes fragmented by agriculture. But how do silvopastures measure up to ...

Seeing pesticides spread through insect bodies

Pesticides have been linked with declining honey bee numbers, raising questions about how we might replace the many essential uses of these chemicals in agriculture and for control of insect-borne diseases. As many governments ...

Roadkill report: A roadmap to avoiding wildlife collisions

Collisions with wildlife continue to cost up to half a billion dollars each year in California, primarily within the central Sierra Nevada and San Francisco Bay Area. But certain highways have especially high numbers of wildlife ...

The wider impact of illegal wildlife trade

Next month, world leaders will gather in London at the 2018 Illegal Wildlife Trade conference with the aim of stimulating the greater political commitment needed to stamp out wildlife crime.

New insights into DNA phase separation

A new study by Professor Hajin Kim in the School of Life Sciences at UNIST presents the notion of DNA Phase Separation, which suggests that the DNA within the nucleus may trigger phase separation, like oil in water. Unlike ...

Chemicals linked to endocrine disorder in older pet cats

New research suggests that there may be a link between higher levels of per- and polyfluoroalkyl substances (PFAS) in the environment and higher levels of hyperthyroidism in pet cats as they age. The findings are published ...

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