Reptiles Crossword

The lineage that includes reptiles and birds
The lineage that includes lizards, snakes, and tuatara
The lineage that includes crocodilians and dinosaurs
An animal that uses amniotic eggs for reproduction is known as a __________.
Provides protection and allows for water retention and gas exchange for growing embryos
Provides water and protein to growing embryos
Serves as a source of energy for growing embryos
Facilitates the exchange of O2 and CO2 between the embryo and external environment
Protects the embryo from mechanical shock
Stores the embryos nitrogenous waste and facilitates respiration
Hard structures that contain keratin and waxy lipids that reduce water loss and prevent cutaneous respiration
An animal whose main source of heat is from their environment.
An animal whose body temperature varies easily instead of remaining stable.
An order of reptiles that spend most of their time in the water and live in the tropics and subtropics of Africa, South America, and South Florida.
An order of reptiles that is unique, found only in New Zealand, and known as Tuataras
An order of reptile that includes lizards and snakes.
Characterized by the lack of limbs, moveable eyelids, and external ears, as well as a greater number of vertebrae
Characterized by the presence of limbs, external ears and moveable eyelids
__________ have a unique "third eye" and extra row of upper teeth.
An order of reptiles that is characterized by lacking teeth and having a large shell for protection.
The lower portion of a turtle/tortiose shell.
The upper portion of a turtle/tortoise shell.