Effects of Pleistocene Glacial Cycles on the Chinese Bat Myotis davidii
Author Information
Author(s): You Yuyan, Sun Keping, Xu Lijie, Wang Lei, Jiang Tinglei, Liu Sen, Lu Guanjun, Berquist Sean W, Feng Jiang
Primary Institution: Northeast Normal University, Changchun, China
Hypothesis
How have Pleistocene glacial cycles influenced the genetic diversity and population structure of Myotis davidii in China?
Conclusion
The study found that the genetic structure and distribution of Myotis davidii are significantly influenced by historical climatic oscillations and topographical features.
Supporting Evidence
- The study identified three distinct genetic lineages of Myotis davidii.
- Population expansion events were traced back to approximately 79.17 ka BP and 69.12 ka BP.
- Genetic differentiation was highest among the three regions studied.
Takeaway
This study shows that the way bats are spread out today is affected by past ice ages and the shape of the land in China.
Methodology
The study used nuclear and mitochondrial DNA markers to analyze genetic diversity, population structure, and demographic history.
Limitations
The study's sample size was limited, and some populations were excluded from certain analyses due to small numbers.
Participant Demographics
Bats were collected from 17 localities in China, primarily from middle and northern regions.
Statistical Information
P-Value
0.005
Confidence Interval
95% credibility interval 280-113 ka BP
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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