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tag visual system ecology evolution

Photo of a Jewel beetle <em>(Sternocera aequisignata)</em>.
Why Are Some Beetles Shiny? It’s Not What Researchers Thought
Connor Lynch | Mar 1, 2022 | 4 min read
The glossy shell of some beetles, it has long been speculated, helps hide the insects from predators. A recent paper put the hypothesis to the test—and found it wanting.
Archerfish in the deep transparent water.
Archerfish Defy Notion that Complex Vision Requires a Cortex
Amanda Heidt | Jun 1, 2022 | 5 min read
The fish species is separated from mammals by hundreds of millions of years of evolution, yet its seemingly primitive brain can handle many of the same elaborate visual tasks.
Caribbean Anoles Function as Model Organisms for Evolutionary Dynamics
Amber Dance | Jan 1, 2017 | 4 min read
The small lizards adapted to unique niches among dozens of isles.
a microscope image of a rotifer
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check
Christie Wilcox, PhD | Mar 3, 2022 | 5 min read
Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.
Close up photo of a wing
Unearthing the Evolutionary Origins of Insect Wings
Jef Akst | Apr 4, 2022 | 6 min read
A handful of new studies moves the needle toward a consensus on the long-disputed question of whether insect wings evolved from legs or from the body wall, but the devil is in the details.
goldfish in tank
Researchers Train Goldfish to “Drive”
Chloe Tenn | Jan 12, 2022 | 6 min read
The Scientist spoke with cognitive neuroscientist Ronen Segev about how he taught goldfish to maneuver a moveable tank over land toward a visual target.
Color from Structure
Cristina Luiggi | Feb 1, 2013 | 10+ min read
Researchers are working to understand how often-colorless biological nanostructures give rise to some of the most spectacular technicolor displays in nature.
A pair of zebra finches in a cage
Animal Divorce: When and Why Pairs Break Up
Catherine Offord | Jun 1, 2022 | 10+ min read
Many species of birds and other vertebrates form pair bonds and mate with just one other individual for much of their lives. But the unions don’t always work out. Scientists want to know the underlying factors.
bacteria inside a biofilm
How Bacterial Communities Divvy up Duties
Holly Barker, PhD | Jun 1, 2023 | 10+ min read
Biofilms are home to millions of microbes, but disrupting their interactions could produce more effective antibiotics.
Layered visual representation of multiomics
Integrate and Innovate with NGS and Multiomics
The Scientist and Illumina | May 4, 2023 | 6 min read
Researchers across disciplines combine layers of discovery obtained with accessible NGS-based multiomics approaches.

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