How are mammals from polar regions adapted to colder climate?

How do animals manage to survive in colder climate?

For navigation purpose, in polar regions

How do mammals differ from other groups of animals.

Explain how heat flow from colder region to a hotter region occur?

How mammals differ from other groups of animals?

Answer the following questions : Explain the role of anomalous behaviour of water in preserving aquatic life in regions of cold climate.

In what kind of plants do you come across 'Kranz' anatomy? To which conditions are those plants better adapted? How are these plants better adapted than other plants, which lack this anatomy?

How are fungi different from plants?

How are alkenes prepared from alkyl halides?