The below mentioned article provides a study note on cetaceans. Cetaceans are true aquatic mammals. There are two lineages among extant cetaceans. One lineage is Mysticeti which includes baleen whales, and the other lineage is Odontoceti that contains the toothed whales (dolphins, porpoises and other toothed whales). The baleen whales are mainly zooplankton feeders (Zooplanktonophagous) […]
Study Notes on Cetaceans | Aquatic Mammals
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9 Main Physiological Adaptations of Cetaceans | Aquatic Mammals
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The following points highlight the nine main physiological adaptation of cetaceans. The physiological adaptations are: 1. Thermoregulation 2. Feeding Habits 3. Osmoregulation 4. Lung Ventilation and Deep Diving 5. Bradycardia 6. Retea Mirabile 7. Reproduction 8. Gestation and Parturition 9. Growth and Size. Physiological Adaptation # 1. Thermoregulation: Aquatic mammals have a well-developed thermoregulatory mechanism. […]
Humans: Evolutionary Trends, Ancestry and Classification | Mammals
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In this article we will discuss about Humans:- 1. Evolutionary Trends of Humans 2. Closest Relatives of Humans 3. Ancestry 4. Modern Human Beings 5. Classification. Contents: Evolutionary Trends of Humans Closest Relatives of Humans Ancestry of Humans [Early Evolution of Apes and Hominids] Modern Human Beings Classifications of Humans 1. Evolutionary Trends of Humans: […]
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