Unit 2: Remarkable Living Things

Theme 3: So Many Kinds of Animals

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variety- an assortment of more than one kind

If you have a variety of fruits, you have several different kinds of fruit.

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species- describes a group of plants or animals

Some plants and animals are on the endangered species list for fear of becoming extinct.

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researchers- people who investigate certain topics by studying facts

There is a controversy between researchers who disagree about the cloning of Dolly, the sheep.

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abandon- to leave it alone

People and animals may abandon their homes if they are scared.

http://www.scdf.gov.sg/images/community_volunteer/learncd/peacetime/floods/abandon.jpg

definite- certain or exact

It is definite that a liquid can take the shape of its container.

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characteristic- something that is typical of an animal or a group of animals

The giraffe’s neck is an unmistakable characteristic of its species.

http://www.animalcorner.co.uk/wildlife/giraffes/graphics/giraffeanat.jpg

identify- to recognize what something is

The officer was able to identify the car by the dent in the driver’s side door.

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categorize- to put items in groups of similar things

Solitaire is a game where a player has to categorize the cards according to the correct suite.

http://scrapetv.com/News/News%20Pages/Everyone%20Else/images-3/computer-solitaire.jpg

invertebrate- an animal that does not have a backbone, or spine

Of the million or more animal species in the world, more than 98% are invertebrates.

http://www.infc.ulst.ac.uk/computing/stepup/animalkingdom/Images/invert.gif

vertebrate- an animal that has a backbone

Vertebrates include fish, amphibians, reptiles, birds, mammals, primates, and rodents.

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