There was a welsh dragon (red) that fought an English dragon (white) but the welsh dragon won and Wales was aloud to use a red dragon for the flag.
No. Public domain means that the material is available for use by anyone, without copyright restriction.
A photograph that is published in a public record are free to use without restriction unless they are illegal for another reason.
Bacterias use restriction enzymes as a form of defense mechanism. We as people use these restriction enzymes in bacterias to aid us in genetic engineering.
restriction enzymes
The copyright holder, or anyone the copyright holder authorizes.
The Welsh language emerged in the 6th century and is still in use.
Use the latest copyright date.
You may use copyright protected material when you are the copyright holder, or when you have permission from the rightsholder or an exemption in the law. The most notable exemption is fair use or fair dealing, which allows certain limited unlicensed uses in situations such as education and commentary.
With permission from the copyright holder, yes.
Copyright gives the creator of a work control over its use. A license is a way the copyright owner can allow others to use the work.
license agreement