Fossils Fossils are the remains of ancient organisms‚ usually animals and plants but there are also minute bacteria and occasionally fungi. They are preserved by natural processes of burial. Most are entombed in sediment i.e. mud‚ silt or sand which with time transforms into a sedimentary rock such as sandstone. Rarely‚ fossils are enclosed in ash erupted from volcanoes‚ resin that oozes from trees and hardens into amber‚ or natural tar seeping from the ground. Normally only the resistant hard
Premium Evolution Fossil DNA
ENDANGERED SPECIES Introduction An endangered species is a population of organisms which is at risk of becoming extinct because it is either few in numbers‚ or threatened by changing environmental or predation parameters. The International Union for Conservation of Nature (IUCN) has calculated the percentage of endangered species as 40 percent of all organisms based on the sample of species that have been evaluated through 2006.Many nations have laws offering protection to
Premium Endangered species Tiger Rhinoceros
"Only when the last of the Animals Horns‚ Tusks‚ Skin‚ and Bones are sold‚ will mankind realize that Money can never buy back our Wildlife." - Mild at Heart. This quote strongly puts reality out there with the fact that once most animals go extinct‚ they will most likely never come back. Poaching is a huge problem because most animals like rhinos‚ lions‚ and elephants are being poached. Their tusks and horns are said to cure certain diseases or have medicinal properties. This affects not only animal
Premium Elephant Rhinoceros Endangered species
Is Biodiversity Overprotected? What does biodiversity mean? It is a word used to describe the variety of all life in an ecosystem in addition to the specific habitats and communities in which they live (Convention on Biological Diversity). For years‚ people have been going back and forth on whether the environment is overprotected or underprotected. I believe that both sides of the debate go to unnecessary extremes‚ but agree with those who say that biodiversity is underprotected. The movement
Premium Biodiversity Ecology Natural environment
country in area after Russia and Canada. 20.)In 1949 communists took power of China. 21.)Ther are 3400 off shore islands. 22.)The earlist recorded history of China is 3500 years ago. 23.)The great paddlefish‚ giant panda‚ Chinese water deer and the salamander are in China‚ but extinct elsewhere. 24.)It is estimated that there are more than 35 cities in China with a population of more than one million. 25.)Mount Everest is 29‚028 feet high and is the highest point on Earth. 26.)About 3/4 of all people
Premium People's Republic of China Qing Dynasty Beijing
frequently. People cut Black Bear’s belly to get the galls and kept their cuts open in order to get the galls easily and incessantly. Moreover‚ Pere Davids’s deer‚ as a typical Asian deer‚ was native to marshlands in northeast of China and became extinct in the wild after its habitat was destroyed. Furthermore‚ after the documentary "Ke Ke Xi Li" was produced‚ millions of people stunned. Ke Ke Xi Li is a home to many rare species of animals‚ including Tibetan antelope‚ yak‚ wild donkey and so on.
Premium The Animals Zoo Natural environment
similar mammal and bird faunas‚ with many Eurasian species having moved into North America‚ and fewer North American species having moved into Eurasia (many zoologists consider the Palearctic and Nearctic to be a single Holarctic ecozone).[1] See also List of extinct animals of Asia. Zoogeographic regions[edit source | editbeta] Satellite view of Asia.
Premium Asia South Asia
endangered animal? : What is an endangered animal? A species is called endangered when there are so few of its kind left that it could disappear from the planet altogether and become ’extinct.’ Extinct means an animal hasn’t been seen in the wild for 50 years. In total 762 plant and animal species are now recorded as extinct. IUCN RED LIST : IUCN RED LIST The IUCN Red List of Threatened Species (also known as the IUCN Red List or Red Data List) is the world’s most comprehensive inventory of the global
Premium India Western Ghats Endangered species
birds in the world and they could be seen flying in flocks for four or five hours at a time during their migration season in the early spring‚ from the south to their breeding areas. With a huge population like this‚ how could these birds become extinct so quickly? The reason simply lies in us‚ as in humans. Passenger pigeons were made for flight. It is estimated that they could reach speeds up to 70 mph or even faster. Their long graceful wings were blue‚ and the pointed 8 to 9 inch tail was white
Premium Columbidae Bird
endangered‚ such as habitat loss‚ pollution‚ disease‚ predation‚ illegal killing‚ and poaching. Habitat loss happens by a mixture of things logging‚ agriculture‚ the building of roads and cities‚ and forest fires. Habitat loss affects China’s giant panda because of the expanding buildings in China. Pollution is affecting fish in lakes and streams because of acid rain. “Acid rains kill fish in lakes and streams by increasing the acidity of water” (Haluzan 2012). Poaching is killing rhinoceros by people
Premium Extinction Endangered species Hunting