Animal extinction is happening nowadays due to the multiple factors of environmental degradation. Model Answer [Submitted by Nirav] It is ironic that even though wild animals are way stronger than humans, they are facing a dark void of extinction due to human activities. The Cretaceous–Paleogene (K–Pg) extinction event, also known as the Cretaceous–Tertiary (K–T) extinction, was a sudden mass extinction of three-quarters of the plant and animal species on Earth, approximately 66 million years ago. Animal Extinction Essay . (Heck Cattle and Heck Horses) Genetic Research: The artificial insemination of genes from one animal, into a relative. When humans convert wild areas for agriculture, forestry, urban development, or water projects including dams, hydropower, and irrigation, … For example, during the last 100,000 years of the Pleistocene Epoch (about 2.6 million to 11,700 years ago), some 40 percent of the existing genera of large mammals in Africa and more than 70 percent in North America, South America, and Australia went extinct.Ecologists estimate that the present-day extinction rate is 1,000 to 10,000 times the … The shaded band indicates the normal range of extinction rates, known as "background extinction." There are five major causes of extinction: habitat loss, an introduced species, pollution, population growth, and overconsumption. Wikimedia Commons. Mass Extinction Nearly 2/3rds (or more) of all animal. This graph plots extinction rates of marine animal families over the last 600 million years. Free Chameleon PPT Template October 30, 2017 March 11, 2020. Wild Animals are one of the most important elements in preserving a nation’s natural environment. ... Free Farm Animal PowerPoint Template December 2, 2015 April 6, 2020. With contemporary extinction being attributed to HUMAN activity. Here is a timeline of extinction of representative microorganisms, plants, and animals.. Animals & Wildlife. This KS2 Endangered Animals PowerPoint is a perfect way to introduce your class to endangered species and conservation. With amazing hand-drawn illustrations and engaging text, this resource is a great tool for getting children thinking about the world around them. You could go through the presentation as a class and open each slide up to class discussion. Academia.edu is a platform for academics to share research papers. With the exception of some ectothermic species such as the sea turtles and crocodilians, no tetrapods weighing more than 25 kilograms (55 pounds) survived. Overview. If you want to do your part to prevent animal extinction, try reducing your overall footprint. population size: the number of individuals in a population. species that ever existed on the planet are now gone. (Wild Mustangs and Wolves) Selective Breeding: Breeding relatives of a lost species, to spawn look-alikes that can resume their predecessor’s niche. Rates of extinction vary widely. Because both the Cubs and adult pandas die because of many predators such as the yellow-throated martens and the snow leopard that kill and consume this animal. Natural animal habitats are destroyed and species used as food, or seen as threats are sometimes hunted close to extinction. Animal experiments are essential to basic biological and medical research – cre-ating a classic dilemma as the acquisition of knowledge for the good of man-kind places a burden on animals The protection of animals is high on the agenda of most European countries and sets limits on research In 2010, fol- For example, a serious threat to marine leatherback turtles is probably all over your home—plastic! Through the activity, students will create a list of reasons why animals can become extinct. The primary cause of environmental degradation is human disturbance.Extinctions caused by human are generally considered to be are recent phenomena. Extinction vulnerability 4. This video was science homework. endangered species: an animal or plant species in danger of extinction throughout all or a significant portion of its range. Species of turtles lived 210 million years ago, at the same time as the dinosaurs. This extinction period, while it does have natural contributors, is also being heavily influenced by human activity. Presentation Summary : Animal Alphabet BookDescription. The rapid loss of species today is estimated by some experts to be between 100 and 1,000 times higher than the natural extinction rate, while others estimate rates as high as 1,000-11,000 times higher. It is the direct result of the actions of a single species. Students work in pairs to read through information on extinct and endangered animals to work out why they became extinct/endangered and what we could do to help. Presentation of a timeline of extinction of representative microorganisms plants and animals below includes those from year 2000 to 2016. animal winter north pole south pole crisis of extinction polar bear iceberg bear environmentfriendly global warming environment ice sea free ppt template visibility 6,673 file_download 296 1y ago Product ID : … extinct species: a species that no longer exists. 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