What type of skeleton is present in pisces,amphibians,reptiles,birds and mammals?
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Expert's answer
2013-02-06T09:41:46-0500
Pisces,amphibians,reptiles,birds and mammals refer to the phylum Chordata, which endoskeleton is developed from chord and further a vertebral column is formed. In most vertebrates the main skeletal component is referred to as bone. Another important component is cartilage. In mammals they are found mainly in the joint areas. In other animals, such as the cartilaginous fishes, which include the sharks, the skeleton is composed entirely of cartilage.
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