Question

look at these details from a paragraph about the same topic: the freshwater okefenokee swamp is home to animals like bears, deer, and foxes. alligators and frogs can also be found living in many freshwater swamps. some saltwater swamps are home to crabs and various types of birds, like herons. choose the main, or central, idea that ties all the details together. different types of swamps are home to different animals. various types of plants grow in swamps. many birds, such as herons, live in swamps.

Explanation:

The details mention various animals in freshwater and salt - water swamps. The first option encompasses all these details about different animals in different swamps. The second option is about plants which is not mentioned. The third option only focuses on birds, while the details cover more animals.

Answer:

The main idea is "Different types of swamps are home to different animals."