Naval heraldry. Naval heraldry is a form of identification used by naval vessels from the end of the 19th century onwards, after distinguishing features such as figureheads and gilding were discouraged or banned by several navies.
A pair of new-born cloned calves in a cowshed in Ishikawa Japan, on July 5 1998. They were born exactly two years after Dolly, the British sheep that made history by becoming the first clone of an adult animal. They are the second adult-animal clones, and were produced by a similar technique.
All cells of a higher organism have the full set of genes: Carrots regenerated from phloem cells in the 1950s. Whole animals can be made from differentiated cells: Dolly, a sheep created when a nucleus from a mammary gland cell was injected. into an enucleated egg, several species of mammals have been cloned.