Can you discuss the characteristics and distribution of desert biomes around the world, including their physical and climatic conditions, vegetation, and wildlife?
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Sure! Desert biomes are unique ecosystems that are defined by their arid and dry conditions. They cover about 20% of the Earth's land surface, and are found in every continent except for Europe.

Deserts are defined by their extremely low levels of precipitation. Most deserts receive less than 10 inches of rainfall per year, and some receive only a few millimeters. As a result, they are characterized by a lack of surface water, which makes it difficult for plants and animals to survive.

Deserts are typically hot during the day and cold at night. This is due to their low levels of moisture, which means that the temperature can fluctuate rapidly between day and night. During the day, the temperature can reach up to 120°F (50°C), while at night it can drop to below freezing.

The vegetation in deserts is typically sparse and consists of plants that have adapted to the harsh conditions. These plants are typically small and have thick leaves or spines to conserve water. Some common desert plants include cacti, succulents, and other drought-resistant shrubs.

The wildlife in deserts is also adapted to the harsh conditions. Some common desert animals include snakes, lizards, rodents, birds of prey, and larger animals like camels and desert foxes. Many desert animals are nocturnal, as this allows them to avoid the heat of the day.

In terms of distribution, deserts can be found in many parts of the world. Some of the largest deserts include the Sahara in Africa, the Arabian Desert in the Middle East, the Gobi in Asia, and the Sonoran and Mojave in North America. Other notable deserts include the Atacama in South America and the Australian Outback.
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