Adaptations help because they help the animal to get food easily or to find shelter and help them get the necessities they need to live.
Organisms adopt to their new environments to survive and meet the two goals of all animal life: Survive and Reproduce.

In desert, temperature is high during most part of the year. But during winters which lasts for a few months, the temperature is quite low. Desert regions receive very scanty rainfall. Desert climate is hot and dry.

The polar bear has white fur so that they are not easily visible in the snowy white background. It protects them from their predators. It helps them in catching their prey and protects from cold.

Polar bear's long and wide paws help it in swimming and walking with ease in snow.

As the maximum temperature of the day occurs generally in the afternoon while the minimum temperature occurs generally in the early morning. Due to these reasons we feel so miserable in the afternoon and comparatively comfortable in the early morning.

The climate of a place is the actual average weather pattern of that place. The average weather pattern taken over a long time say 25 years is called the climate of the place.

The tropical regions have generally a hot climate because of their location around the equator. Even in the coldest month the temperature is generally higher than about 15°C. During summer the temperature may cross 44°C. These regions get plenty of rainfall. An important features of these regions is the tropical rain forests.

The day-to-day conditions of the atmosphere at a place with respect to the temperature, humidity, rainfall, wind speed etc. is called the weather at that place.

When the temperature due to the sun's heat reaches to its maximum level it is called maximum temperature and when it goes down to the lowest level it is called minimum temperature.

Toucan is a bird which is colourful with long and large beak, and lives in tropiceal rainforest.

This property of animal to blend with its surrounding is called camouflage.

Weather is a complex phenomenon which can vary over a short period of time and thus it is difficult to predict the weather of a place while it is easier to predict climate as it is the average weather pattern taken for a long time.

Penguin, polar bear, whale, seal and musk oxen live in polar region.

Tropical rainforest is found in India and central America.

The scientist who prepares the weather reports are called meteorologist and the science is called meteorology.