Loranchet Peninsula of Grande Terre it is infested with introduced feral cats, rats and rabbits. Human visitation is infrequent. The northern end of the peninsula, and the northernmost part of Grande Terre, extending northwards from the head of the Baie de la Dauphine, has been identified as a 60 km Important Bird Area (IBA) by BirdLife International because of its breeding seabirds. At least 23 bird species breed in the IBA. As well as a colony of 250,000 pairs of macaroni penguins at the tip of the peninsula, there are also 5,400 pairs of southern rockhopper penguins and a small colony of
Macaroni (fashion) of "the Macaroni Club, which is composed of all the traveled young men who wear long curls and spying-glasses". The "club" was not a formal one; the expression was particularly used to characterize fops who dressed in high fashion with tall, powdered wigs with a chapeau bras on top that could only be removed on the point of a sword. The shop of engravers and printsellers Mary and Matthew Darly in the fashionable West End of London sold their sets of satirical "macaroni" caricature prints, published between 1771 and 1773. The new Darly shop became known as "the Macaroni Print-Shop".