Essays Tagged: "65 million years"

"The Lost World" by Michael Crichton

rnational Genetics Corps.), genetically engineered and contrived dinosaurs which were extinct since 65 million years. This island was used as an incubator for the dinosaurs before they were shipped to ... lost by InGen for six years, and it was the only place in the world that time had passed by. Since 65 million years, the dinosaurs have been extinct. Now, on this island, real live dinosaurs are the ...

(3 pages) 53 0 3.5 Dec/1996

Subjects: Literature Research Papers > North American

Chaco Canyon

a Springs, Colorado. Theconstruction is composed mainly of sandstone which was laid there more than 65 millionyears ago. The district that Chimney Rock is located in consists of 6.12 square miles, has ...

(5 pages) 63 0 3.0 Nov/1996

Subjects: Area & Country Studies Essays


dered a dinosaur. They were soon at the top of the food chain. They populated every continent. Then 65 million years ago they vanished. The most powerful creatures ever to live on earth had become ext ... p with a more plausible and devastating theory that would include the other creatures that died out 65 million years ago.There have been several major theories that have come about that can all be sub ...

(8 pages) 106 0 2.1 Jan/1996

Subjects: Science Essays > Biology

Describe using examples the impact of mass extinction on species diversity.

s are presently causing the record mass extinction of species since the extinction of the dinosaurs 65 million years ago. If current trends carry on one half of the entire species of life on earth wil ...

(3 pages) 64 0 4.5 Jun/2004

Subjects: Science Essays > Biology

A short introduction to the study of the extinction of the dinosaurs

Various theories have been put forward for the mass-extinction about 65 million years ago at the end of the cretaceous period that caused the extinction of the dinosaurs ... a high level of the rare amount Iridium found at the boundary between Cretaceous and Tertiary rocks 65 million years old: this is likely to be caused by either of two things: from cosmic matter, i.e. ...

(3 pages) 44 0 4.8 Oct/2004

Subjects: Science Essays > Biology

Opal This essay discusses some characteristics and history of the opal.

October birthstone and the accepted gem for the 13th wedding anniversary. Most opals are between 50-65 million years old, dating back to the Cretaceous period when dinosaurs roamed the earth. Opal for ...

(2 pages) 21 0 5.0 Dec/2004

Subjects: Science Essays > Earth Sciences > Geography

The Killer Whale. taxonomy, ecology, evolutionary history, reproduction, distribution, morphological characteristics, behavioral characteristics, and conservation.

ed history probably up to 5-7 million years ago. It is thought that early dolphins evolved about 55-65 million years ago from now extinct ancient land mammals that ventured back into the sea. One foss ... t, C. Predation behavior of killer whales (Orcinus orca) around Crozet Island. Can. J. Zoology 70, 1656.4. Anonymous (1997, no month). Orca/Killer Whale. Marine Mammal Center, ...

(9 pages) 39 0 4.3 Jun/2005

Subjects: Science Essays > Zoology

The Sixth Mass Extinction: True or False?

r mass extinction, also known as 'The Sixth Mass Extinction'. This mass extinction is the first for 65 million years since the Cretaceous-Tertiary period. "It's the next annihilation of vast numbers o ...

(3 pages) 20 0 5.0 Jun/2008

Subjects: Science Essays > Biology

SCI 275 Mitigation Strategies and Solutions

nd seas were filled with algae. Some deposits of coal can be found during the time of the dinosaurs 65 million years ago however the majority of deposits of fossil fuels are from the Carboniferous Per ...

(7 pages) 41 0 3.0 May/2009

Subjects: Science Essays > Environmental Science

Evolution: Misconception or Reality

cientists have supported is that humans evolved from apes. Primates have been traced back to around 65 million years ago. Over time, Primates have evolved as their eyes moved closer together allowing ... ld fossil hominin skeleton. In 1976, Mary Leakey found fossil footprints of A. afarensis dated at 3.65 million years old. Although Australopithecus and ardipithecus are hominins, they are not humans. ...

(6 pages) 40 0 3.8 Jul/2009

Subjects: Science Essays