Implied Main Idea M5

How do migrating animals find their destination? They navigate in a variety of ways. Fish use their sense of smell to recognize their migration paths and are guided by changing water temperatures. Birds use the position of the sun to orient themselves. Some birds have magnetic particles in their ear mechanisms that act as a compass. Mammals rely on their memory. Some elephant trails have been used for hundreds of years.

• How do migrating animals find their way?

• Migrating animals navigate in a variety of ways.

• Mammals rely on their memory.

• Fish and birds have special methods for finding their way.

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CCSS.RI.8.2

Psychologists say that a sigh can express satisfaction and contentment. Frequent sighing can suggest despair and depression. It can also express disgust or frustration. It can express several emotions, but there is no one correct way to interpret its meaning.

• Psychologists say that a sigh can express satisfaction and contentment, and frequent sighing can suggest despair and depression.

• Sighing can suggest despair and depression.

• A sigh can express emotions, such as digest or frustration.

• A sigh can express several emotions, but there is no one correct way to interpret its meaning.

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You're up to your neck in credit card debt. You're feeling stressed, perhaps even panicky. You may be tempted to take out a home equity loan to pay off high credit card debt. Financial specialists say that's a bad idea! If you spend the money instead of paying off your debt, you'll dig yourself into a deeper financial hole. Even worse, you could lose your home.

• You're feeling stressed, perhaps even panicky, and you may be tempted to take out a

  home equity loan to pay off high credit card debt.

• You may be tempted to take out a home equity loan to pay off high credit card debt, but financial specialists say that's a bad idea.

• If you spend the money instead of paying off your debt, you'll dig yourself into a deeper

  financial hole.

• Financial specialists say that's a bad idea!

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Whenever your physician orders a medical test for you, ask why you need it. You should also inquire about the risks and benefits are. Find out how to prepare for it. For example, you may need to fast or discontinue medications or herbal remedies you are taking. Finally, be sure to ask what the test will involve.

• There are several questions you should ask whenever your doctor orders a medical test

  for you.

• You should also inquire about the risks and benefits are.

• Find out how to prepare for it.

• For example, you may need to fast or discontinue medications or herbal remedies you are taking.

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When tigers hunt, they hunt alone. In contrast, lions hunt in groups; they work together to drive their prey into an ambush. Cheetahs are known for their speed when they chase prey. Leopards are able to climb trees when they are prowling for prey. Surprisingly, jaguars often hunt in water. There is great diversity in the hunting habits of large cats. There is also great diversity in the places in which they hunt.

• When tigers hunt, they hunt alone, but in contrast, lions hunt in groups.

• Cheetahs, leopards, and jaguars have different methods of hunting.

• There is also great diversity in the places in which they hunt.

• There is great diversity in the hunting habits of large cats, and there is also great diversity in the places in which they hunt.

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