Science Voc.
Terms
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- Ecthotherm
- A cold-blooded animal whose body temperature changes with the temperature of its surrounding environment.
- Estivation
- A period of hot dry weather inactivity; in amphibians, involves moving to cooler, more humid areas underground.
- Carnivore
- Has sharp canine teeth specialized to rip and tear flesh.
- Monotreme
- Mammal that lays eggs with tough leathery shells.
- Down feathers
- Fluffy feather that traps and keeps air warm against a bird's body.
- Contour feathers
- Strong lightweight feather that helps the bird steer, attract a mate, and avoid predators.
- Chordate
- Animal that at some point in its development has a notochord, nerve chord, and gill slits.
- Cartilage
- Tough flexible tissue similar to bone but softer and less brittle.
- Amniotic egg
- This has a yolk that supplies the embryo with food.
- Marsupial
- Mammal whose young finishes developing in the mother's pouch.
- Hibernation
- A period of cold weather inactivity; in amphibians, involves burying themselves in mud or leaves.
- Placental
- Mammal whose young develops inside the female uterus until it forms and ready to be born; has a placenta - a saclike organ- which supplies the embryo with food and oxygen and removes wastes.
- Herbivore
- Mammal with incisors specialized to cut vegetation and large, flat molars to grind it.
- Endotherm
- A warm-blooded animal whose body temperature does not change with its surround environment.
- Omnivore
- Animal with incisors specialized to cut vegetables, premolars to chew meat, and molars to grind food.