ScienceDaily: Earth & Climate News


Arctic krill use twilight to guide their daily rhythms through the polar winter

Posted: 19 Oct 2021 07:33 PM PDT

Most animals sync their body clocks to the daily rhythm of the sun, but what happens during the polar winter when the sun never rises above the horizon? According to a new study, arctic krill can detect tiny changes in light intensity during polar winter days, allowing them to maintain their daily biological rhythms.

Climate change affects animal behavior

Posted: 19 Oct 2021 08:05 AM PDT

According to a study pertaining to more than a hundred animal species, environmental change brought about by humans has the greatest impact on the animals' activity in exploring their environment.