Animals part 4
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Created by:
jeslynngreen on December 12, 2011
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29 terms
Terms | Definitions |
|---|---|
 adaptation | inherited charateristic that increases an organisms chance of survival |
| amniotic egg | egg composed of shell and membranes that create a protected enviorment in wich the embryo can develop out of the water |
| anthropoid | humanlike primate |
| binocular vision | ability to merge visual images from both eyes, wich provides depth perception and a three-dimensional veiw of the world |
| bipedal | term used to refer to two-footed locomotion |
| camouflage | the act of concealing the identity of something by modifying its appearance |
| carapace | in crustaceans, the part of the exoskeleton that covers the cephalothorax |
| cerebral cortex | outer layer of the cerebrum of a mammal's brain |
| crop | in earthworms, part of the digestive system in wich food can be stored |
| diversity | difference, variety; a condition of having many different types of forms |
| ectotherm | animal that relies on interactions with the enviorment to help it control body temperature |
| endotherm | animal that generates its own body heat and controls its body temperature |
| gizzard | in earthworms, part of the digestive system in wich food is ground into smaller peices |
| hibernation | cessation from or slowing of activity during the winter |
| hominid | primate that walks upright, has opposable thumbs and possesses a large brain |
| hominoid | member of a group of primates that includes apes and humans |
| locomotion | self-propelled movement |
| mammals | vertebrates that live on land, fur or hair covers body, live birth, warm blooded |
| mammary gland | gland in mammals that produces milk to nourish the young |
| marsupial | mammal wich bears live young that complete their development in an external pouch |
| migration | periodic movement and return of animals from one place to another |
| mimicry | the resemblance of an animal species to another species or to natural objects |
| monotreme | egg-laying mammal |
| opposable thumb | thumb that enabels grasping objects and using tools |
| placenta | organ in placmental mammals through wich nutrients, oxygen, carbon dioxide, and waste are exchanged between embryo and mother |
| plastron | ventral part of a turtle's or tortoise's shell |
| prosimians | with few execeptions, small, nocturnal primate that has large eyes for seeing in the dark |
| reptiles | any vertabrate that has dry scaly skin, lungs, and terrestrial eggs with several protective membranes |
| subcutaneous fat | layer of fat cells beneath the skin |
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