Some breeds on the list were produced as companion animals, but most were created as working dogs for duties including guarding, hunting, and pulling sleds. The Akita, a stunning dog type that originated in Japan, is typically thought to be the oldest dog breed that still exists today. The ...
That was the time apes,the group of animals which humans are part of,separated from monkeys. During that separation,we lost the tail. Now, scientists have found at least one of the genetic(基因的) differences that led to this change.The researchers compared the genes of six kinds of apes...
ANCIENT BACTERIA STILL BUSY IN THE DEEPThe article focuses on a study by researcher Fumio Inagaki, which reveals microbial population in the seafloor is producing methane using coal as a carbon and energy source.Chemical and engineering news: "news edition" of the American Chemical Society...
Slime molds, which live in soil, are truly ancient animals. They arrived on land close to a billion years ago and may well have colonized continents that were then home only to films of bacteria. Slime molds, or Physarum polycephalum, may spend much of their lives as ...
After the Romans came to Egypt, they also accepted the cats and brought them to Europe.These cats likely bred (繁殖) with other cats to form many kinds of house cats we have today.Cats are relatively recent house animals. House cats still have a lot in common with their wild relatives....
rope. These cats likely bred (繁殖) with other cats to form the many kinds of house cats we have today. Cats are relatively recent house animals. House cats still have a lot in common with their wild relatives. Cats sleep a lot to save energy just like wild cats. They will often get...
that come from remote areas of the Eastern Desert, are common and of remarkable quality, and cosmetic palettes display elaborate designs, with outlines in the form of animals, birds, or fish. Flint was worked with extraordinary skill to produce large ceremonial knives of a type that continued ...
If the accused is not open to the charge—for instance, if a weakling is tried for violent assault—the counter-argument is that he was not likely to do such a thing. But if heisopen to the charge—i.e., if he is a strong man—the defense is still that he was not likely to do...
Egyptians have always been close to the natural world. The ancient Egyptians left paintings and carvings (which can still be seen today!) of large animals like elephants, hippos, leopards and cheetahs. These animals were once common in Egypt, but they are now rare or extinct because of huntin...
(Coal forms when dead plants and animals sink into swampy water, where pressure and water transform the material into peat, then coal.) "The coal deposits are essentially telling us that there was plentiful life on land," Murphy told Live Science. Climate models confirm that the continental ...