- Conservation
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- Geodiversity
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- Faunal diversity
- caudate
- anura
- gymnophiona
- temnospodyli
- amphibians
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- mammals
- monogamy
- polygamy
- polyandry
- ovovivipary
- Gas exchange occurs in blind-ending sacs called alveoli
- Abdominal and thoracic air sacs are compressed by body muscles to move air through the respiratory system
- Two respiratory cycles are required to move a volume of air through the respiratory system
- Birds have a greater rate of oxygen consumption than any other vertebrate.
- epidermis
- dermis
- hypodermis
- basement membrane
- Archaeopteryx
- Sinoris
- Eoalulavis
- Sterna
- incisors
- canines
- premolars
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