These reptiles shed in one full piece.
What are snakes?
This is the class that contains birds.
What is Aves?
This is the class which mammals belong to.
What is mammalia?
These two species of fish migrate.
What are eels and salmon?
This is a species that normally lives and thrives in a particular community that has natural predators to keep their population in check.
What is a native species?
There are four groups of reptiles today that include Rhynchocephalia, Crocodilia, Squamata and this group which contains turtles.
What is Chelonia?
Birds can generate and control their body heat internally which is considered this property.
What is endothermic?
This is they type of mammal that give birth to tiny immature young that crawl to a pouch on the mother's belly immediately after they are born.
What is a marsupial?
This is the most dominate type of fish today.
What is an invasive species?
Reptiles scales are made of this molecule.
What is keratin?
Birds complete this when temperatures drop and food supply dwindles.
What is migration?
Bats use this in order to locate food or objects by bouncing off high frequency sound waves to determine where things are located.
What is echolocation?
This fish was believed to be extinct until it was located in 1938.
What is the coelacanth?
This type of species is a species that is living outside its native distributional range, which has arrived there by human activity, but is not a threat to the ecosystem.
What is a non-native species?
This group contains crocodiles, alligators, and caiman.
What is crocodilia?
Birds have these two types of feathers. One helps give adult birds their streamlined shape and provide coloration and the other are only on wings and tails to help with flight.
What is contour and flight feathers.
This is the only marsupial in the United States.
What is the opossum?
These marine animals locate their food by a delicate sense of smell and electric fields.
What are sharks?
What is a burmese python?
Reptiles have this unique property that protects them from desiccation and physical injury.
What is dry, scaly skin?
Birds can produce two different types of young, precocial and this.type that the young depends on parents for weeks.
What is altrical young?
These species of mammals lay eggs.
What is an echinda and a duck-billed platypus?
Fish spend most of their time devoted to this.
What is searching for food.
This invasive species has taken over lakes and streams. They also will jump out of the water into boats if startled.
What is an Asian Carp?