Science Ch. 2 Vocab Word Scramble
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Term | Definition |
Backbone | The main bone, made up of many small bones joined together, that runs along the middle of the back in some animals. |
Exoskeleton | A hard outer covering that supports and protects some animals without backbones. |
Molt | To shed an animal's outer covering. |
Gills | Organs for breathing found in fish and amphibians. |
Amphibian | One of a large group of animals with backbones that live part of their lives in water and part on land. |
Reptile | An animal with a backbone that has a dry, scaly skin. |
Mammal | An animal with a backbone that usually has hair on its body and feeds milk to its young. |
Behavior | The way a living thing acts. |
Instinct | A behavior that an animal is born with and does not need to learn. |
Reflex | A simple, automatic behavior. |
Vertebrate | Animals with back bones. |
Invertebrate | Animals with out back bones. |
Cold Blooded | Reptiles, amphibians, and fish are cold blooded animals that become hotter and colder, depending on the the temperature outside. |
Warm Blooded | Mammals and birds are warm-blooded, which means that they can make their own body heat even when it is cold outside. |
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beckystricker
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