Mammal Essays

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    animal due to its rare traits, behaviors and the fact it has evolved little. Platypus is a semi-aquatic mammal meaning it can live on land and water. It is one of the few venomous mammals. It has an unusual appearance, duck billed, beaver tailed, otter- like fur, and webbed feet. It has aggressive behavior and do not like being touched whatsoever. Platypi and Echidnas are the only two mammals in the world classed as monotremes which means they lay eggs. The traits of a platypus is extremely unique

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    Swiss naturalist Conrad Gessner in 1551. When Conrad Gessner first discovered the tissue he described it as it was “neither fat, nor flesh – but something in between.” (Gessner K, 1551). There are two types of adipose tissue that are found in all mammals: • White adipose tissue (WAT) and • Brown adipose tissue (BAT). White fat tissue is the most well-known and all the more regularly known

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    Sloth Research Paper

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    The ecology of sloths When people hear “sloth” they usually think of a lazy mammal that does barely anything and isn’t that interesting, but they are wrong. Sloths are very interesting, they have many interactions with lots of different organisms. Sloths are arboreal{tree dwelling} mammals that live in the rainforest canopies of central and south America. A sloth’s diet consists of plants, when they are ready to defecate they go to the forest floor dig a hole and go, this sends the nutrients back

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    Essay On Marine Biology

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    life, the ocean, and its environment. I have learned that when being a marine biologist it takes lots of patience when observing your animals and also when doing test on marine mammals. In conclusion, Marine biology is an important part of all marine life.Marine biologist study and observe fish, dolphins, seals, and other mammals to help the people and also themselves to find new and efficient ways to help

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    In 1979 they produced the first mice that was genetically identical, they did it by splitting embryos of a mouse in a tube and then implanting it into an adult female mouse. In 1996 they finally cloned the first mammal from a cell taken away from and adult sheep, it took more than 276 attempts as I said previously. Artificial cloning has three different types and they all have an effect. Gene cloning is the first one, this produces copies of the organisms’ DNA

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    Why Do Zebras Migrate

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    Lexi W Zebras are mammals. Zebras have a cool black and white pattern on there back. Zebras have shiny coats. No one Zebra has the same stripe pattern. Zebras have cool characteristics that help them survive. Zebras live in open areas. They never live more than 20 miles of a water hole. They live in areas with lots of grass and trees. Zebras live in large groups. Zebras live in areas where there is plenty of food and water. They migrate when they need to find a better grazing pasture. They

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    Suricatta, commonly known as Meerkats, are small mammals that belong to the mongoose family. They have adapted to live in a warm environments in order to survive. Meerkats are also an attraction in many zoos around the world. Meerkats in the wild differ from meerkats in captivity, however they do all have the same characteristics. Throughout this paper we will discuss the similarities to meerkats in the wild and meerkats in captivity. Meerkats are a mammal that has a large black nose, tiny black ears

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    Millions of years ago, primates developed in a wild post-dinosaur world and have revolutionized into the undomesticated mammals found in the subtropical regions of preset-day Africa, Asia, and South America. Primates are mammals that are characterized by having nails on the hands and feet, a short snout, flexible first digits, and a large brain. Almost all nonhuman primate species can be found in zoos all over the world. The condition of nonhuman primates in zoos are important because the mistreatment

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    Therefore the went to go find this “made up creature” and found some in eastern Australia. The platypus is considered a mammal even though they don’t give live birth. How you ask, this species follows all the characteristics and rules to be a mammal such as; they have fur, they are warm blooded, and they nurse their young. In the entire world there are only three types of mammals that lay eggs. Platypi are so short because their legs don’t grow straight down like ours, they grow out to the sides

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    Gestation Crates Banned

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    Gestation crates help protect sow’s from aggression and competition. Pigs are aggressive animals and when they are housed together in groups, they will compete for who is in charge, food, and even space. Aggressiveness is a normal behavior for pigs and when they are in gestation crates, aggression is very limited. With a sow that is housed in a group pen, “this increased fighting can result in vulva biting skin lesions and wounds on rump, shoulders, and other regions of the body as well as lameness”

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    Eared Seals History

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    There are two points of view of the evolutionary history of the seal, the first view is the eared seals came from a bear like ancestor and the earless seal came from a otter like ancestor due to some similar function of the internal and external organs . The second view is that seals came from the monophyletic group and in a certain point they share a common ancestor. There was an animal called the enaliarctos and it was the last common ancestor of the seals. This animals spent more time on land

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    Therapsids Evolution

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    Introduction – Mammals are the dominant large unique group of animals having a number of morphological and physiological characteristics. They evolved from a group of reptiles called the synapsids. These reptiles arose during the Pennsylvanian Period (310 to 275 million years ago). A branch of the synapsids called the therapsids appeared by the middle of the Permian Period (275 to 225 million years ago). It was over millions of years that some of these therapsids evolved unique mammalian features

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    Should Using Animals in the Circus Be Banned? By: Giselle Angelique 10A Did you know that tigers naturally fear fire? All of us have a certain fear, it can be anything, clowns, darkness, and insects, phobias that can haunt us at night and scare us to death. Well, tigers are particularly scared of fire. It’s in their nature. Yet, what is a circus without tigers jumping through fire hoops? Tigers are forced to jump through fire hoops for shows and its not rare that they suffer injuries, some even

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    Thelma's Virgin Births

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    known as parthenogenesis, was thought to be triggered by extreme situations; it was only documented among captive animals, for example, perhaps by the stress, or isolation. Why among vertebrates, can fish, reptiles and birds have virgin births, but mammals, including humans, seemingly cannot? Even here, things aren 't straightforward Virgin turkeys Perhaps the best understood 'virgin ' vertebrate is the common domesticated turkey. Flora, a virgin Komodo dragon that gave birth Komodo dragons are also

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    Have you ever wondered how hearing aids have gotten better recently? Do you wonder why one of the stray cats in your neighborhood is missing? Did one of your neighbors adopt that cat, did the cat get hit by a truck, or did the cat not get enough food and slowly starve. Neither one of those is the answer but, even then those things would be more merciful then to where they’re going. That stray cat is going to the lab to be experimented on, dissected, and repeat but, with a different cat. Animal activists

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    Thinking: Why the Stellar Sea Lion is Declining The population of the Western stock of Stellar sea lions has been rapidly depleted, according to the Alaskan Fisheries Science Center of the National Marine Mammal Laboratory (Alaska Fisheries Science Center of the National Marine Mammal Laboratory: Marine Mammal Species, 1994). These sea lions have decreased by 85-90% since 1970 (Donnelly, 2003), from over 250,000 to less than 50,000 (Trites & Larkin, 1996) . Although the Eastern Stock is slowly on the rise

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    Being the most advanced animal on Earth, humans often neglect the fact that we are too classified as animals, along with a multitude of others. People find animals fascinating; we keep many different species as pets and frequent zoos to stare at them as they lay around doing nothing, but nonetheless we find it entertaining. In recent years, a more debatable conversation has sparked about whether animals are conscious beings and capable of complex emotions and tasks. New evidence has been researched

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    Burmese Pythons Essay

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    Having effects on local animals starts out with the fact that Burmese pythons are carnivores. Source 1 states,” Burmese pythons are carnivores and survive primarily on small birds and mammals.” (Source 1). This shows how burmese pythons are carnivores and primarily feast on small birds and mammals such as opossums, raccoons, and bobcats, as well as other bird species. As roaming around freely in the Everglades, Burmese pythons don’t have any natural predators. Source 2 states,”With no natural

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    Mammals and reptiles have been on earth for millions of years. They are both the two largest animals. Both mammals and reptiles can live together in different habitats even though there are several differences between them. A major difference reptiles and mammals have is their reproduction. Mammals are viviparous, which means they give birth to living young. When a mammal gives birth, she uses her mammary glands to nourish her young with milk. Reptiles are oviparous, they lay eggs to

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    Essay On Naked Mole Rats

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    In doing this they are able to control their body temperature because it will conform to the environmental temperature. The Social Life of the Naked Mole Rats Interestingly, even though the naked mole rats are mammals, they show a social life referred to as eusociality. This is the same social life as the ones that ants and wasps exhibit. There is a queen, and this is the only female that reproduces. There are a few males who will mate with the queen while the

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