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tag genetics evolution ecology behavior climate change

Genetic Shift in Salmon
Cristina Luiggi | Jul 12, 2012 | 2 min read
A new study finds that an Alaskan population of the fish has quickly evolved in response to warming temperatures.
Photo of a North American caribou (Rangifer tarandus) in Jasper National Park in Canada
Dozens of Genes Tied to Caribou’s Seasonal Migration
Maddie Bender | May 2, 2022 | 2 min read
Researchers tracked the movements of endangered caribou and sequenced a portion of their genomes to determine which genes may influence migratory behavior.
Climate-Shaped Arabidopsis Genome
Kerry Grens | Oct 6, 2011 | 3 min read
Two genome-wide studies, backed up by field experiments, identify SNPs that correlate with Arabidopsis fitness in various climates.
Evolutionā€™s Quick Pace Affects Ecosystem Dynamics
Jef Akst | May 1, 2017 | 10+ min read
From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.
Behavior Brief
Rachel Nuwer | Sep 21, 2011 | 4 min read
A round-up of recent discoveries in behavior research
A ship off the coast of Antarctica approaches a beach
Q&A: How to Keep Antarctica Safe from Invasive Species
Dan Robitzski | Nov 23, 2021 | 8 min read
The Scientist spoke with University of Wollongong ecologist Dana Bergstrom about protecting the continent’s native plants and animals in the face of climate change and a growing human presence.
A Cape ground squirrel sits upright on its hind legs, holding its forelimbs up to its face.
Animals Are Shape-Shifting in Response to a Warming World
Andy Carstens | Jan 3, 2023 | 10 min read
Forced to respond to a climate that’s changing faster than it ever has, it remains unclear whether species’ adaptations can keep pace.
The Genetics of Society
Claire Asher and Seirian Sumner | Jan 1, 2015 | 10 min read
Researchers aim to unravel the molecular mechanisms by which a single genotype gives rise to diverse castes in eusocial organisms.
Circadian Clock Genes Help a Crop Pest Adapt to Climate Change
Emily Makowski | Jan 13, 2020 | 3 min read
As global temperatures rise and winters shorten, caterpillars of the corn borer moth are emerging earlier in parts of the US thanks to changes in two genes, researchers find.
A California Chinook Salmon Jumps into a waterfall during spawning season
Geneticists Light Up Debate on Salmon Conservation
Christie Wilcox, PhD | Feb 1, 2023 | 10+ min read
Splitting Chinook salmon into two groups based on their DNA could aid conservation efforts. But some researchers argue that this would be a misuse of the data.

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