Daylight study reveals how animals adapt between seasons – Phys.org

Scientists have discovered how a biological switch helps animals make the seasonal changes crucial for survival, such as growing a warm winter coat and adjusting body temperatures.
The findings reveal how the brain responds to short and long days to allow animals to adapt to changing conditions and governs vital behavior such as breeding cycles.
Researchers say the study in sheep could help explain the timings of seasonal adaptations in a number of species such as birds, reptiles and mammals.
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