By: Rex Trulove
Chokecherry is a common name used for many species of tart wild cherries that grow throughout the world. Properly, they are members of the Prunus genus.While the name of chokecherry can be applied to nearly any tart species of wild cherry, in America, the...
By: Yohanna Farrell
Robert Koch was one of the few people to earn a Nobel Prize in the field of Physiology or Medicine for his Tuberculosis findings in 1905. He was a great man who was incredibly dedicated to his research. Born on December 11th 1843 in Clausthal...
Do Organisms always Evolve into more Complex Forms
By: Joel Kontinen
A recent study in the journal Paleontology includes a paper on the discovery of a horseshoe crab (Limulus polyphemus) fossil said to date from the Upper Ordovician period or some 445 million years ago. The study, conducted by David M. Rudkin of Royal Ontario Museum...
By: Tammy L Mahan
A cheetah's tail is a very important part of it's body not only does it help with balance while the cheetah is climbing a tree or through a mountain range it also acts as a weapon the tail is long and powerful and can knock...
By: Tammy L Mahan
There are over two thousand species of mayflies they are found through out the world, wherever a source of "good quality" fresh water can be found.Mayflies are the oldest living winged insect. While there lifespan is relatively short some only living for an hour...
By: Pauline Abreu
Many species of reptiles and amphibians have become endangered due to over hunting, or damage to the area in which they try to survive. These include crocodiles, snakes, certain species of lizard's, and turtles. What are these endangered species of reptiles and amphibians?Green Sea...
By: Carolyn Lee - 408104
Polymerase chain reaction (PCR) is a revolutionary molecular biology technique that is currently used in a wide array of medical and biological laboratories for a variety of applications. Introduced in 1983 by Kary Mullis, it is a technique that employs the basic machinery of cellular...
By: Cilissa
World's Smallest!Since good things come in pairs, there are two species that carry the title for the world's smallest lizard. "Sphaerodactylus ariasae" is also known as a Jaragua Sphaero or the world's smallest most recently discovered lizard. This reptile belongs to the dwarf gecko...
By: Rex Trulove
The Oregon grape (Mahonia aquifolium) is a plant that grows in many areas of the US, particularly in the Pacific Northwest. In the wild, they are seldom tall growing plants, often growing under a foot tall. However, they can grow into small shrubs as tall...
By: Cilissa
Classification!Reptiles, the ectotherm vertebrate or in other words cold blooded. They rely on the environment they are in and cannot sustain their own body heat. The Class Reptilia unlike amphibians have thick, impermeable skin or are covered by scales. They are hatched from a...

 

1 91 92 93 94 95 371