The amphibians have never achieved emancipation from the water even though the major part of the adult life is spent on land. They still require […]
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15 Endocrine Glands and their Functional Roles in a Rabbit
All endocrine structures develops from epithelia or nervous tissues, or from both. It is noteworthy that some structures described here have other important functions, e.g., […]
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Habit, Habitat and Morphology of the Dogfish
Dogfish are entirely marine and are plentiful in the waters of the European continental shelf. Similar species are found in most parts of the world. […]
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DogFish (Scyliorhinus caniculus) Species
Before we delve into the dogfish Scyliorhinus caniculus as an aquatic craniate, lets first take an overview of two important vertebrate branches, the Agnatha and […]
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Movement, Coordination and Behavior in Earthworm
Movement and behavior in earthworm arise from Axons. Axons from sensory cells in the epidermis or muscles pass into the central nervous system, where they […]
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The Life Cycle and History of the Honey Bee
Due to its great importance as a pollinator of flowers and as a producer of honey, the honey bee, Apis mellifica, is described as a […]
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The 9 Most Deadly Spiders in the World
Have you ever been bitten by a spider? Some spiders has been stated to have the most deadliest and dangerous venoms, which are highly poisonous. […]
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Osmoregulatory Adaptations of Terrestrial Animals to Water Loss
Osmoregulatory Adaptations: Just like marine teleost, terrestrial animals are liable to water loss, but unlike in fishes where water loss is caused by osmotic removal […]
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Morphological Description and Features of a Dog Skull
The cranium of a dog’s skull is almost entirely composed of three rings of bones, the occipital, parietal and frontal rings. The occipital ring of […]
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Features of the Vertebral Column of a Rabbit
The vertebral column of a rabbit can be divided into distinct regions with types of vertebrae very characteristic of their particular region. In the neck […]
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