Birds need feathers to survive.

Meaning: Birds can't live without feathers.

Choice of Words: Birds are flying creatures with wings and beaks. Need means to require something in order to function or survive. Feathers are the soft, fluffy things that cover birds' bodies.

Alternative Expressions

Feathers are essential for the survival of birds.

Meaning: This sentence means that feathers are so important for birds that they cannot live without them. Feathers help birds fly, which helps them find food and escape danger. Feathers also keep birds warm, so they can survive in cold climates.

Choice of Words: Feathers are the soft, fluffy covering on birds that helps them fly and stay warm. Essential means something is extremely important and necessary. Survival means to continue living or existing. Birds are animals that have wings and fly.

Without feathers, birds would not be able to survive.

Meaning: This sentence means that if birds did not have feathers, they would not be able to stay alive. Feathers help birds fly, which helps them find food and escape danger. Feathers also keep birds warm, so they can survive in cold climates.

Choice of Words: Without means not having something. Feathers are the soft, fluffy covering on birds that helps them fly and stay warm. Would is a modal verb that indicates possibility or necessity. Not negates the following word. Be able to indicates the ability or capability to do something. Survive means to continue living or existing.

Related Expressions