Amphibian Vs. Reptile
By: Ashleigh Fuller and Maren Bryan
Characteristics of a Reptile
- Reptiles have scales.
- Some reptiles can live on land, while others live in water.
- Most reptiles lay eggs, while some reptiles have live births.
- Examples" Crocodiles, snakes, and lizards
- Modes of defense are nails and teeth. Also, their tough skin acts as an armor to physically defend the body.
- Most say reptiles have a three chamber heart structure, however some argue they have a 4 chamber heart structure.
- Usually reptiles have 4 limbs, however some species such as snakes, have no limbs.
- Internal fertilization.
Characteristics of an Amphibian
- Amphibians has soft, slimy skin.
- Amphibians start their life on water, then live on land.
- Amphibians lay soft eggs.
- Amphibians use gills to breathe.
- Amphibians can breathe through their skin.
- Examples: Frogs, toads, newts, salamanders.
- Modes of defense are toxic skin secretions and biting.
- 3 chamber heart structure.
- Short forelimbs, long hind limbs.
- External fertilization
Characteristics of both Amphibians and Reptiles
- Both amphibians and reptiles have a backbone or skeleton.
- They are both "Cold blooded", meaning their body temperature changes with their surroundings.
- They both use their lungs to breathe.
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