Here is an essay on ‘Snakes’ for class 11 and 12. Find paragraphs, long and short essays on ‘Snakes’ especially written for school and college students. Essay on Snakes Essay Contents: Essay on the Habitat of Snakes Essay on the External Features of Snakes Essay on the Feeding Mechanism of Snakes Essay on the Poison Apparatus in Snakes Essay on [...]
Origin of Reptiles: The origin of reptiles is well suited to maintain life on land. Many features show a considerable advance in this respect over the Amphibia. These are the: (i) Dryness of the skin, (ii) Reproduction, and (iii) Devices for economising the use of water. Reptiles have a dramatic evolution. They had an obscure beginning in the Palaeozoic, they [...]
The respiratory system of Uromastix consists of two main portions, viz., respiratory tract and respiratory organs. Respiratory Tract: The respiratory tract starts from the external nares. These are a pair of small oval apertures on the snout slightly above the mouth. On its inner side each naris possesses a prominent swelling of mucous membrane which serves as a valve to [...]