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34 Cards in this Set
- Front
- Back
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animals have thicker coats in colder
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environments
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flapping flight requires the most
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energy
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food and "blank" pass to the child from the mother through the
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placenta
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where are opossums located
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north america
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these type of placental mammals have long noses adapted to suck up water
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mammals with trunks
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one characteristic is for it's toungue to fall out of his mouth (opossum)
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false
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a large muscle that helps mammals breath
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a diaphragm
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know how to spell opossum
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opossum
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this helps birds balance and fly
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contour feathers
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what are the five groups of vertebrates
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fish, birds, mammals, amphibians, and reptiles
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adult birds care and protect their young until the young learn how to
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fly
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chordates
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the phylum whose members have a notochord, a nerve cord, and slits in their throat area at some pint in their lives
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vertebrate
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an animal that has a backbone
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notochord
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a flexible rod that supports a chordate's back
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ectotherm
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an animal whose body does not produce much internal heat
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endotherm
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an animal whose body regulates its own temperature by controlling the internal heat it produces
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fish
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a vertebrate that lives in water and uses fins to move
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cartilage
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a tissue that is more flexible than bone
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swim bladder
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an internal, gas-filled sac that helps the fish stay stable at different depths in the water
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amphibian
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a vertebrate that is ectothermic and spends its early life in water
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tadpole
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the larva of a frog or toad
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lungs
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organs of air-breathing vertebrates in which oxygen moves from the air into the blood
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atria
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the two upper chambers of a heart
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ventricle
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something that pumps blood out to the lungs and body
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habitat
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the environment in which an animal lives in
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reptile
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an ectothermic vertebrate that has lungs and scaly skin
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kidneys
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organs that filter wastes from the blood
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urine
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a watery fluid produced by the kidneys that contains urea and other wastes
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amniotic egg
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an egg with a shel and internal membranes that keep the embryo moist
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contour feather
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a large feather that helps give shape to a bird's body
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down feather
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a short, fluffy feather that traps heat and keeps a bird warm
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crop
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a bird's internal storage pouch that allows it to store food inside its body after swallowing it
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gizzard
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a muscular, thick-walled part of a bird's stomach that squeezes and grinds partially digested food
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mammals
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an endothermic vertebrate with a four chambered heart, skin covered with fur or hair, and young fed with milk from the mother's body
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