The key difference between vertebrates and chordates is that the vertebrates are a major subphylum of chordates that have a vertebral column while the chordates are highly evolved animals that possess a notochord, a dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail during some period of their life span. Vertebrates are a […]
Difference Between Coelomate and Acoelomate
The key difference between coelomate and acoelomate is that the coelomate is an organism that possesses a true fluid-filled body cavity completely lined by the mesoderm-derived epithelium while the acoelomate is an organism that lacks a body cavity between the digestive tract and outer body wall. Classification of animals is easy when considering their morphological […]
Difference Between Diapsid and Synapsid
The key difference between diapsid and synapsid is that diapsid is a vertebrate that possesses two major holes known as temporal fenestrae in their skull, while synapsid is a vertebrate that possesses only one hole in each side of their skull around the temporal bone. Diapsids and synapsids are two groups of the amniotic clade […]
Difference Between Tetrapods and Amphibians
The key difference between tetrapods and amphibians is that tetrapods are vertebrates with four limbs while amphibians are a group of chordates that live in both aquatic and terrestrial habitats. Some amphibians are tetrapods; some reptiles also fall under the realm of tetrapods, but not all reptiles or amphibians could be categorized as tetrapods. A […]
Difference Between Incomplete and Complete Metamorphosis
The key difference between incomplete and complete metamorphosis is that the incomplete metamorphosis has forms that resemble the mature form during the normal development and the life cycle has three forms; namely, eggs, nymphs, and adult, while the complete metamorphosis has only one adult stage and the life cycle has four forms; namely, egg, larva, […]
Difference Between Ecology and Ecosystem
The key difference between ecology and ecosystem is that the ecology is the study of ecosystems and the environment while the ecosystem is a unit of ecology that addresses both biotic and abiotic components of a community. Living organisms interact with each other for various reasons including foods, habitats, resources, etc. These interactions are interesting […]
Difference Between Limbless Amphibians and Snakes
The key difference between limbless amphibians and snakes depends on their external appearance. Limbless amphibians do not possess any scales on their skin, and their eyes are covered. On the other hand, snakes possess significantly visible scales on their skin, and their eyes are exposed. Both limbless amphibians and snakes possess superficial similarities including their […]
Difference Between Reptile and Amphibian
The key difference between reptile and amphibian is that the reptile possesses a dry skin covered with hardened scales while the amphibian possesses a slime skin without scales. Kingdom Animalia includes eukaryotic, heterotrophic and mostly multicellular animals. There are two main groups of multicellular animals namely vertebrates and invertebrates. Vertebrates are the animals that possess […]
Difference Between Mammal and Reptile
The key difference between mammal and reptile is that mammal is a warm blooded vertebrate which can regulate the internal body temperature while reptile is a cold blooded vertebrate which cannot maintain constant body temperature. Vertebrates are animals that have a backbone or a vertebral column. They can be either warm blooded or cold blooded. Warm […]
Difference Between Mammal and Marsupial
The key difference between mammal and marsupial is that the mammal is a vertebrate which nourishes their young with milk produced inside the mammary glands of the mother while marsupial is a type of mammal which has a pouch to keep and nourish their undeveloped young ones. Mammal and marsupial belong to the same family […]
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