A Leptoglossus occidentalis (punaise américaine in French, western conifer seed bug in English). Originating from the USA, onside red invasive in the rest of the world. First observed in Europe in the NATO airport of Milano, northern Italy some 25 years ago, this bug first colonised Italy, then Slovenia, arrived in southern France in 2006 and in Paris a few years later.
Observed today in Paris, France.