multicellular
Animals have many cells making up their bodies or they are _____.
vertebrates
Animals with a backbone
invertebrates
Animals without a backbone
Fish, amphibians, reptiles, birds, and mammals
Examples of vertebrates
Heterotrophs
Organisms that can not make their own food
endoskeleton
An internal skeleton
Lungs or gills
This organs are used for gas exchange in vertebrates
ectothermic
Body temperature of this type of organism changes in response to changes in the temperature of the environment
endothermic
Body temperature of this type of organism remains constant regardless of the temperature of the environment
Fish
Vertebrate, ectothermic organisms that get oxygen through gills, most lay eggs, have scales and fins and live in water
Amphibians
Vertebrate, ectothermic organisms that can breathe in water as young and go through metamorphosis to live on land with lungs as adults
Jelly like
Type of eggs amphibians lay
Frogs and salamanders
Amphibians with smooth moist skin, through which they can breathe, and live part of life on land and part of life in water
Toads
Amphibians with thicker, bumpy skin that live on land
Reptiles
Vertebrate,ectothermic organisms that breathe with lungs and lay eggs. Some eggs hatch inside females. They have scales or plates
Birds
Vertebrate, endothermic organisms that breathe with lungs, lay eggs and have feathers
Mammals
Vertebrate, endothermic organisms that breathe with lungs, have live births, have fur or hair and make milk to feed young