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Lewis-Vertebrates
| Question | Answer |
|---|---|
| animal with a backbone | vertebrate |
| tough, flexible tissue that makes up all or part of the vertebrate endoskeleton | cartilage |
| supportive framework of bone and cartilage that provides an internal place for muscle attachment; protects internal organs | endoskeleton |
| cold-blooded animals; internal body temperature changes with the temperature of its surroundings | ectotherm |
| warm-blooded animals; maintain a nearly constant internal body temperature | endotherm |
| fanlike structures used for steering, balancing, and moving | fins |
| hard, thin plates that cover and protect the body of a fish | scales |
| shallow, canal-like structure filled with sensory organs which allows a fish to detect movement | lateral line system |
| organs that exchange carbon dioxide for oxygen in the water | gills |
| period of inactivity during cold weather in which an animal's body temperature drops and its body processes slow down | hibernation |
| period of inactivity during hot, dry months | estivation |
| egg covered with a shell that provides a complete environment for a developing embryo | amniotic egg |
| mammals that lay eggs with leathery shells | monotremes |
| the way an organism interacts with other organisms and its environment | behavior |
| a behavior that an organism is born with | innate behavior |
| an automatic response that does not involve a message from the brain | reflex |
| a complex pattern of innate behavior | instinct |
| occurs when an animal forms a social attachment to another organism during a specific time period after birth or hatching | imprinting |
| behavior modification in which the response to a stimulus becomes associated with another stimulus | conditioning |
| mammals that give birth to immature young that that usually continue to develop inside an external pouch on the mother | marsupials |
| mamals whose embryos completely develop while inside the mother's uterus | placentals |
| behavior that allows males and females of the same species to recognize each other and prepare to mate | courtship behavior |
| feathers that give a bird its shape and coloring | contour feather |
| instinctive seasonal movement of animals | migration |
| feathers that help to insulate a bird and keep it warm | down feather |
| organism that eats only plants | herbivore |
| organism that eats both plants and animal parts | omnivore |
| organism that eats only other animals | carnivore |
Created by:
lewisch
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