"...From the smallest bee to the biggest wild beast, Jacquemin minutely engraved all sorts of animals, from fish, birds, toads, hippopotamus, horses, monkeys, insects to hedgehogs. This is not a zoo but Noah's Ark."
Jeanine Warnod - "Le Figaro" -
"...Any animal depicted by Jacquemin looks alive and graceful. His tools replicate to perfection a splendid plumage or a shiny coat of fur. A few birds of prey or even a modest mouse, can fill us with delight with their strength or their sweetness..."
Jean Dorst - Catalogue de l'exposition "Bestiaire"
- Musée du Luxembourg 1989
"...It could be the pets he had in Lorraine and in Velay, who inspired his most admirable plates, in spite or because of their simplicity […] this Naturalist and Poet, gentle, almost naive, managed to capture quiet beauty and innocence..."
Cegeste - "La Liberté de l'Est"