write the common characteristics of reptilia,amphibia, mammalia
Answers
Answer:
all have spinal cord or vertebral column
Answer:
Characteristics of Reptilia
These are creeping and burrowing terrestrial animals with scales on their body.
They are cold-blooded animals found in most of the warmer regions of the world.
Their skin is dry, and rough, without any glands.
The body is divided into head, neck, trunk, and tail.
Characteristics of Class Amphibia
These can live both on land and in water.
They are ectothermic animals, found in a warm environment.
Their body is divided into head and trunk. ...
The skin is smooth and rough without any scales, but with glands that make it moist.
They have no paired fins.
Characteristics of Mammals
The presence of hair or fur.
Sweat glands.
Glands specialized to produce milk, known as mammary glands.
Three middle ear bones.
A neocortex region in the brain, which specializes in seeing and hearing.
Specialized teeth.
A four-chambered heart.