A reptile is a vertebrate that has dry, _______ skin
Members of the a subphyla of Chordata that don't have a backbone and get their name from a piece of clothing
A type of throat pouch that in fishes and amphibians, connects the to the outside of the body
In turtles and tortoises, it it the dorsal part of the shell
A membrane that regulates the transport of oxygen from the surface of the egg to the embryo and the transport of carbon dioxide in the opposite direction
Describes animals who bear live young
Term that describes fish who spend most of their lives in the ocean but migrate to fresh water to breed
An animal that relies on interactions with the environment to help it control body temperature
Describes animals whose eggs hatch outside of the body
Members of the class Chondricthyes have this type of skeleton
Stores the waste produced by the embryo. later fuses with the chorion and serves as a respiratory organ
A movable membrane inside the eye of an amphibian that protects and keeps moist the eye.
The ventral part of a turtle or tortoise's shell
Animals that have a backbone
An animal that generates its own body heat and controls its body temperature from within
A reptile that has legs, clawed toes, external ears and movable eyelids
A part of the digestive system in birds and worms in which food can be stored
All reptiles reproduce by ______ fertilization
The type of feather that provides the lifting force and balance needed for flight
A fluid -filled sac that surrounds and cushions the developing embryo.
The upper chamber of the heart that receives and holds blood that is about to enter the ventricle