Classification
Grouping of animals based on characteristics
Classification
A vertebrate animal that has feathers, lightweight bones, wings, breathes air, and lays eggs with a hard shell.
Bird
Environment
A group of parts that work together to form something that is more complex
System
A structure or behavior that helps an organism survive in its surroundings
Adaptation
Vertebrate
A vertebrate animal that lives in water, has scales, or rough skin, has fins, and breathes with gills
Fish
The environment where an organism lives
Habitat
The system which allows living things to respond to changes in environment
Nervous System
An adaptation that allows an animal to blend in with its surroundings
Camouflage
An animal that does not have a backbone
Invertebrate
A vertebrate animal that has dry, leathered skin or scales, breathes air with lungs, and lays eggs with leathery shells or gives birth to live young
Something that happens in the environment that makes an organism act in a certain way
Stimulus
The main part of the nervous system that controls all body actions
Brain
The stages of growth and development that an organism goes through including birth, life, reproduction, and death
Life Cycle
A vertebrate animal that has hair or fur, gives birth to live young, nurses its young with milk, and breathes air with lungs
Mammal
A hard outer covering that protects an animal's soft body parts inside
Exoskeleton
Take in information from the environment (see, smell, hear, touch, taste)
Sense
A tube in the body that carries blood from one part of body to another
Blood vessel
Seasonal movement of animals from one place to another
Migration
A vertebrate animal that has moist skin and lays eggs; young live in water and breathe with gills, and adults live on land and breathe with lungs and skin.
Amphibian
The internal structure (bones) of a vertebrate
Skeleton (endoskeleton)
Something an organism does when it senses a stimulus; a reaction to something that happens in the environment
Response
A tiny structure that is sensitive to something in the environment and sends a signal to the nervous system
Receptor
Anything that an organism does
Behavior