Almost all living organisms are exploited by parasites of one type or another. But what are parasites? How many different types are there? And what exactly is parasitism? In this undergraduate textbook parasitism is described as an ecological relationship. Ecology implies the study of the interactio[...]
The Macchi C.200 Saetta (also variously identified as the MC.200) was a WWII fighter aircraft built by Aeronautica Macchi in Italy, and used in various forms throughout the Regia Aeronautica (Italian Air Force). The C.200 had excellent manoeuvrability and the general flying characteristics left litt[...]