>In other words, it is either a newly discovered form of life; or it is a previously existing form of life that has adapated to (evolved to continue existence) its surroundings.
A new to us form of life that evolved from an existing form after old was discovered in Nevada in 1869.
from http://www.nbmg.unr.edu/dox/nl/nl20.htm
>Modern mining began in Nevada in 1849 with the discovery of placer gold in a stream flowing into the Carson River near the present town of Dayton. This discovery, made by Mormon '49ers on their way to the California gold fields, led others upstream into what was later known as the Virginia Range to find the croppings of the Comstock Lode in 1859.
A new to us form of life that evolved from an existing form after old was discovered in Nevada in 1869.
from http://www.nbmg.unr.edu/dox/nl/nl20.htm
>Modern mining began in Nevada in 1849 with the discovery of placer gold in a stream flowing into the Carson River near the present town of Dayton. This discovery, made by Mormon '49ers on their way to the California gold fields, led others upstream into what was later known as the Virginia Range to find the croppings of the Comstock Lode in 1859.