内容摘要：Plastic bag litter is particularly dangerous to marine animals for two reasons.

Plastic bag litter is particularly dangerous to marine animals for two reasons.

via a device called a Helmholtz coil.about 93 miles (150 kilometers) north of the moths final destination in the Australian Alps.

Warrant said he suspected that they might also be using visual cues to support their navigation.And some dung beetles use the Milky Way to find their way at night.They just emerge from the soil in spring in some far-flung area of southeastern Australia.

as there are still many questions remaining about how the moths detect and use the information from their star compass.‘Many questions remain Warrant and his colleagues have not only discovered an entirely new compass mechanism in a migrating insect.

600 miles across the Atlantic Ocean without stopping It is an act of true navigation.

how they integrate their star and magnetic compasses.have raised concerns that the new policy will further erode already limited freedom of expression by forcing internet users to relinquish even more control to the state.

The system was born out of a proposal by a police official early last year.the finalized rules remained largely similar to the draft.

Its done deliberately … Many of their measures follow the same pattern.CFOTO/Future Publishing/Getty Images At home.