The latter is an overall public domain licence (CC-0) which means the image has no copyright attached and is free to use on all accounts.
Image searching by colour
New ways of searching for images, such as Content-based image retrieval (CBIR), enable you to search by other criteria, such as colour, shapes or texture, or even by uploading or drawing your own image. Find out more and explore with the links below:
Copyright Notices are published by the Intellectual Property Office to help explain specific areas of copyright in the UK. This notice is aimed at small businesses and individuals who may wish to use digital or photographic images on the web. It also provides advice for people who may find their own images being used online.
Comprehensive overview on image copyright law from Thomson Reuters's legal know how website Practice Law. It provides peer reviewed resources, such as practice notes, current awareness and standard documents.