Moonlight drives migrations of tiny marine animals through the Arctic winter

Q.  What drives the migration of tiny marine animals in the dark and frigid Arctic winter?
- Published on 12 Jan 16

a. Sunlight
b. Moonlight
c. Heat
d. Cold

ANSWER: Moonlight
 
Sans any sunlight, it is the moonlight which drives migration of tiny marine animals through the dark and frigid Arctic winter. As per the researchers, zooplankton which are tiny animals found at the surface of the aquatic environments, keep on moving during the Arctic winter. Migration have taken place with the moon rising above the horizon, as per the findings. Researchers have explained behaviour is likely an attempt by zooplankton to prevent run ins with predators with hunting by the moonlight. Findings have value for the carbon cycle important in the event of climate change.

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