The study of bats is known as Chiropterology. Bats are mammals of the order Chiroptera. With their forelimbs adapted as wings, they are the only mammals capable of true and sustained flight. Bats are more manoeuvrable than birds, flying with their very long spread-out digits covered with a thin membrane…
View More Thematic: ChiropterologyCategory: Websites
Thematic: Chemistry
Chemistry is the scientific discipline involved with elements and compounds composed of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during a reaction with other substances. In the scope of its subject, chemistry occupies an intermediate position between physics and biology. It is sometimes…
View More Thematic: ChemistryCollecting: Cachet
In philately, a cachet is a printed or stamped design or inscription, other than a cancellation or pre-printed postage, on an envelope, postcard, or postal card to commemorate a postal or philatelic event. There are official and private (independent of postal authorities) cachets. They commemorate everything from the first flight…
View More Collecting: CachetThematic: Natural Science
Natural science is a branch of science concerned with the description, prediction, and understanding of natural phenomena, based on empirical evidence from observation and experimentation. Mechanisms such as peer review and repeatability of findings are used to try to ensure the validity of scientific advances. Natural science can be divided…
View More Thematic: Natural ScienceNorth West Pacific Islands
North West Pacific Islands were also known as German New Guinea, New Britain, Nauru and New Guinea. These islands were seized by Australia from Germany during World War I. Blogs Big Blue 1840-1940 L
View More North West Pacific IslandsIslamic Republic of Mauritania
Mauritania, officially the Islamic Republic of Mauritania (Republique Islamique de Mauritanie), is a country in Northwest Africa. Mauritania was part of French West Africa (Afrique-Occidentale Française) from 1920, as a protectorate and, then, a colony. It became the independent in November 1960. L
View More Islamic Republic of MauritaniaSouth Korea
South Korea, officially the Republic of Korea, is a country in East Asia, constituting the southern part of the Korean Peninsula and sharing a land border with North Korea. The name Korea is derived from Goguryeo, which was one of the great powers in East Asia during its time, ruling…
View More South KoreaThematic: Discworld
Discworld is a comic fantasy book series written by the English author Terry Pratchett, set on the Discworld, a flat planet balanced on the backs of four elephants which in turn stand on the back of a giant turtle. The series began in 1983 with The Colour of Magic and…
View More Thematic: DiscworldThematic: Women’s Studies
Women’s studies is an academic field that draws on feminist and interdisciplinary methods in order to place women’s lives and experiences at the center of study, while examining social and cultural constructs of gender; systems of privilege and oppression; and the relationships between power and gender as they intersect with…
View More Thematic: Women’s StudiesCollecting: Dead Country Stamps
A dead country is any area that has ceased existence and no longer produces postage stamps. Dealers Dead Country Stamps Facebook Dead Country Stamps Websites Dead Country Stamps and Banknotes YouTube Exploring Stamps: Top Dead Countries to Collect Hong Kong Philatelic Society: Hong Kong Mail to Dead Countries My Stamp…
View More Collecting: Dead Country Stamps