Image: A bat in a subterannean (under the earth’s surface) habitat.
Animals live in many different places around the world, and each place provides the food, water, shelter, and space that animals need to survive. These places are called habitats. A habitat includes both living things, such as plants and animals, and nonliving parts of the environment, such as water, sunlight, soil, and climate.
Different animals are adapted to live in different habitats. Some animals live in forests filled with trees and shade, while others survive in deserts where water is scarce. Aquatic animals live in oceans, rivers, and lakes, and many species depend on wetlands or grasslands. Each habitat supports its own community of plants and animals that interact with one another.
Because habitats vary widely around the world, scientists often group them into several major types. These categories help us understand how animals live and how ecosystems function.
Habitats are essential for the survival of wildlife. When habitats are damaged or destroyed, the plants and animals that depend on them may struggle to survive. Protecting habitats helps preserve biodiversity and maintain healthy ecosystems around the world.
The Importance of Habitats
Habitats are essential for the survival of wildlife. When habitats are damaged or destroyed, the plants and animals that depend on them may struggle to survive. Protecting habitats helps preserve biodiversity and maintain healthy ecosystems around the world.
Types of Habitats
Forests
Forests are habitats dominated by trees and other plants. They can be found in many climates, from tropical rainforests near the equator to cooler temperate and boreal forests farther north. Forests provide shelter, food, and nesting sites for many species of birds, mammals, insects, and reptiles.
Image: A bear in a forest habitat.
Deserts
Deserts are dry habitats that receive very little rainfall. Temperatures may be extremely hot during the day and much cooler at night. Plants and animals that live in deserts often have special adaptations that help them conserve water and survive harsh conditions.
Image: A leopard tortoise in the desert.
Wetlands
Wetlands are habitats where water covers the ground for part or all of the year. Marshes, swamps, and bogs are examples of wetlands. These environments are important for many species of birds, amphibians, insects, and fish.
Image: A capybara in wetland habitat.
Freshwater Habitats
Freshwater habitats include rivers, streams, lakes, and ponds. These ecosystems support fish, amphibians, aquatic insects, and many other organisms. Freshwater habitats are essential sources of water for both wildlife and people.
Image: A grayling in freshwater habitat.
Marine Habitats
Marine habitats include the oceans and seas that cover most of Earth’s surface. These habitats range from shallow coastal areas to deep ocean environments. Marine ecosystems support an enormous variety of life, from tiny plankton to whales.
Image: A shark in ocean habitat.
Mountain and Polar Habitats
Some habitats occur in extreme environments such as high mountains or polar regions. These areas often have cold temperatures, strong winds, and short growing seasons. Animals living in these habitats have adaptations that help them survive in difficult conditions.
Image: A tiger in mountain habitat.
Habitats are the living environments that shape how animals survive, adapt, and interact with the world around them. From forests and deserts to oceans and mountains, each habitat supports its own network of life. Understanding these environments helps us see not just where animals live, but what they need to survive—and what can put them at risk.

