<Table> <Tr> <Th_colspan="2"> Lupercalia </Th> </Tr> <Tr> <Td_colspan="2"> Lupercalia most likely derives from lupus, "wolf," though both the etymology and its significance are obscure (bronze wolf's head, 1st century AD) </Td> </Tr> <Tr> <Th> Observed by </Th> <Td> Roman Kingdom, Roman Republic, Roman Empire </Td> </Tr> <Tr> <Th> Type </Th> <Td> Classical Roman religion </Td> </Tr> <Tr> <Th> Celebrations </Th> <Td> feasting </Td> </Tr> <Tr> <Th> Observances </Th> <Td> sacrifices of goats and a dog by the Luperci; offering of cakes by the Vestals; fertility rite in which the goatskin - clad Luperci strike women who wish to conceive </Td> </Tr> <Tr> <Th> Date </Th> <Td> February 15 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Lupercalia </Th> </Tr> <Tr> <Td_colspan="2"> Lupercalia most likely derives from lupus, "wolf," though both the etymology and its significance are obscure (bronze wolf's head, 1st century AD) </Td> </Tr> <Tr> <Th> Observed by </Th> <Td> Roman Kingdom, Roman Republic, Roman Empire </Td> </Tr>

What is the history of the roman festival of lupercalia how is it celebrated