Single grasshopper insect vintage illustration https://www.rawpixel.com/image/2657980/premium-illustration-image-animal-antique-artView license
Grasshopper illustration classic watercolor drawing, remixed from the artworks from Robert Jacob Gordon https://www.rawpixel.com/image/3079648/premium-illustration-image-animal-creature-designView license
Various Insect vintage illustration set https://www.rawpixel.com/image/2658109/premium-illustration-image-animal-antique-artView license