ANFIBIOS REPTILES Y TODOS LOS REINOS

WHAT ARE THE CHARACTERISTICS OF THE FISH
Unlike mammals, fish are cold-blooded. This means that they do not maintain a constant internal body temperature; instead, their temperature is greatly influenced by their environment. True fish have a backbone and fins. Most also breathe with gills and have scales that cover their bodies.
Fish Facts
Fishes are cold-blooded and they can't control their body temperature.
Fish can feel pain. They have a good sense of taste, sight and touch. Many fish taste without opening their mouth.
Whale shark is the largest fish and they can grow to 50 feet long.
Fish like Trigger fish can swim backwards.
If gold fish is kept in a dark room it will lose its color.



-AMPHIBIANS.-
.Amphibians are animals that can live in water and have lungs and legs.
.Scientists think that amphibians evolved from ancestors of lungfish-like fishes
.Most of today,s amphibians are frogs or salamanders.









CHARACTERISTICS OF AMPHIBIANS.-
.Amphibians are eukaryotic,heterotrophic vertebrates.
.They have thin,smooth,moist skin.Some of them have fish-like scales and none of them have claws.

WHAT IS A REPTILE?
AMPHIBIANS ARE