Endothermic Vertebrates
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Birds | endothermic animals with feathers & hollow bones
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| clutch | a group of eggs
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| contour feathers | strong, lightweight feathers that give the bird flight and shape
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| down feathers | soft, fluffy, insulating layer of feathers
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| preening | when a bird rubs oil over its feathers and cleans the feathers.
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| mammals | endothermic animals with hair/fur and produce milk to feed & care for their young.
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| mammary glands | produce milk for feeding the young
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| monotremes | mammals that have fur but lay eggs with leathery shells
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| marsupials | mammals that give birth to immature young that crawl into a pouch to finish developing
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| placentals | mammals that give birth to live, completely developed young
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| gestation period | the time it takes for the embryo to develop inside the uterus
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| placentals | embryos that completely develop inside the female's uterus
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| placenta | an organ that the embryo develops inside of
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| umbilical cord | cord that transports food & oxygen from the placenta to the embryo
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| embryo | developing baby inside the female.
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Created by:
hubblep
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