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vocab
Placentals
types of mammals
characteristics
reproduction
100
endothermic vertebrates that have hair, teeth, specialized for eating certain foods
What are mammals
100
saclike organ in which embryo develops; absorbs oxygen & food from mother’s blood
What is the placenta?
100
placentals, marsupials, and monotremes are?
what are three types of mammals
100
Each animal has a different set of What?
What is teeth
100
all mammals reproduce how?
What is sexually
200
connects embryo to placenta, moves food & oxygen from placenta to embryo & removes waste
What is an umbilical cord
200
Placentals is the name for what organ?
What is placenta
200
monotremes do what?
They lay eggs with leathery shells
200
skin is What?
What is an organ
200
Who mostly cares for young?
What is female
300
milk producing gland or females mammals used to feed young
What is a mammary gland
300
What connects the embryo to the placenta?
What is the umbilical cord
300
Where are marsupials found?
in Australia and South America
300
Mammals can_______ to a way of life.
What is adapt
300
When born the fetus is what?
What is nearly helpless
400
period during which embryo develops; length of time vary among species
What is a gestation period
400
Some mammals are small animals called what?
What is hyrayes
400
aquatic placental mammals have no feet but what?
What is modified flippers
400
Some mammals have what to help sence the environment?
What is whiskers
400
young depends on mother's what when it is newborn?
What is milk
500
mammal who’s offspring develops inside the female’s reproductive organ
What is placentals
500
Where does the embryo develop?
the female reproductive organ
500
marsupials have what?
What is an external pouch
500
If a mammal has almost hair they most likely have what?
What is a layer of blubber
500
The young learns what from the parents?
What are survival skills