Essays Tagged: "fossil record"

This essay is about the Killer Whales Scientific Classification: Order & Genus

ed dolphins are included in this group as well. The scientific name for this family is Delphinidae. Fossil Record. Modern forms of both odontocetes and mysticetes can be seen in the fossil record of f ...

(7 pages) 67 0 3.0 Mar/2003

Subjects: Science Essays > Biology

DNA and RNA: Viruses.

have been evolving right along with us). These formidable agents of infection don't survive in the fossil record but evidence from ancient civilisations reveals some of the long history we've relucta ...

(24 pages) 142 0 4.0 Aug/2003

Subjects: Science Essays > Biology

Extinction of Australian Megafauna

d to one of the most arid vegetated landmasses on Earth. This change of climate is reflected in the fossil record.Fossil plants show that at the time Australia separated from Antarctica, much of the l ... live in Australia and Papua New Guinea.It is not known where marsupials originally evolved as their fossil record is quite poor. Some scientists think they originated in North America and reached Aust ...

(3 pages) 25 0 3.7 Apr/2004

Subjects: Science Essays > Environmental Science

All About Sharks-seven paragraphs

most common types of sharks are the angel sharks, saw sharks, and cow sharks. Sharks have a strange fossil record consisting of mainly teeth. The shark is also considered to be the perfect predator. S ... ized by their six or seven pairs of gill slits. These sharks can often be found in deep water.Shark fossil records are incomplete at best. Most fossils found so far consist of nothing but teeth; in so ...

(3 pages) 32 1 4.7 Apr/2004

Subjects: Science Essays > Zoology

The Theory of Evolution

iversity of livingthings to evolve. At the time, it was thought that the few "missing links" in the fossil record would be soonfilled.(Darwin, 1927 ). Today, however, there is today a considerable bod ... t this is random evolution than to suppose itis the result of an intelligent creator.Turning to the fossil record as proof of evolution, and proof of the antiquity of the earth, there are alsoproblems ...

(10 pages) 157 3 4.7 Jun/2004

Subjects: Science Essays > Biology

The cambrian period

story of life on earth; it is the time when most of the major groups of animals first appear in the fossil record. This event is sometimes called the "Cambrian Explosion", because of the relatively sh ... eriod. Animals showed dramatic change and diversity during this period of Earth's history. When the fossil record is studied closely, it turns out that the fastest growth in the number of major new an ...

(4 pages) 23 0 5.0 May/2005

Subjects: Science Essays > Earth Sciences > Geology & Geosciences

Creation or Evolution: Evidence of the Fossil Record

may have been in his attempts to formulate the theory of evolution, the undeniable evidence of the fossil record appears to give the best support to one answer.What is the theory of evolution, one mi ... Flood from heaven and destroyed all living things, many of these buried alive and later turned into fossils ("Creationism, Science, and Evolution").Although fossil evidence neither proves the idea of ...

(6 pages) 53 0 0.0 May/2005

Subjects: Science Essays

Creationism Vs Evolution

. This applies to any species of life. Even though Darwin had no knowledge of genetics or the fossil record, his theory is still the basis of evolution. (Berra, pg. 6) Like stated above, evoluti ... ory is still the basis of evolution. (Berra, pg. 6) Like stated above, evolution scientists use the fossil record and rock formations (strata) to support their beliefs. What is ironic, though, is that ...

(3 pages) 46 1 2.0 Jan/2002

Subjects: Science Essays > Biology


(1 pages) 14 0 0.0 Nov/2007

Subjects: Science Essays > Biology

American alligator

his family has existed since the upper Triassic period, but the modern family members appear in the fossil record as little as 80 million years ago. There are three subfamilies, Alligatorinae, Crocody ...

(5 pages) 14 0 5.0 Feb/2008

Subjects: Science Essays > Biology


ermian period. Then right around 250 million years ago, thousands of species just vanished from the fossil record. Life took millions of years to recover after the mass extinction. Scientist for years ...

(3 pages) 13 0 0.0 Feb/2008

Subjects: Science Essays > Environmental Science

Refuting Evolution

omings and falsities, there are two main points that stand out against it: the lack of evolutionary fossils, and the inaccuracy of the dating methods. Darwin predicted that the fossi ... ethods. Darwin predicted that the fossil record would show countless transitional fossils, but even after140 years and great technological advances, all we have are a handful of disp ...

(5 pages) 468 0 3.0 Feb/2008

Subjects: Science Essays > Biology

The Sixth Mass Extinction: True or False?

ch huge numbers of species vanishing?•Deforestation•Spreading agriculture•Pollution: Fossil fuels, greenhouse gases, CO2 = global warming & climate change•Population increasing ... the past 520 million years. The result: higher extinction rates occur at higher temperatures.Due to fossil fuels and greenhouse gases emitted by everyday human activity, earth is gradually warming up, ...

(3 pages) 20 0 5.0 Jun/2008

Subjects: Science Essays > Biology

Persuasive Essay: Evolution

nored.All evidence that has been found points to one explanation. Archeologists have uncovered many fossil records. Through them science has been able to piece together the way in which the natural wo ... rt the theory of evolution, because this is exactly what it states. Another good example of how the fossil record helps us understand evolution is the evolution of the horse (see appendix I). Due to t ...

(3 pages) 48 0 5.0 Dec/2009

Subjects: Science Essays > Biology > Charles Darwin