2025 Caterpillar-A-Day 365 Calendar - Host Plants Edition REPRINT

Want a calendar that blends beautiful caterpillar images with surprising info and ecological connections!? You're in luck! This year we're reprinting our Host Plants page-a-day calendar, updated for 2025!  Each week, this calendar highlights a plant species or group from eastern North America and some of the various caterpillars that depend on that plant for food! Weekend pages illustrate host plants using vintage natural history illustrations, while weekday pages showcase caterpillars using the Lab's own imagery.  Each page measures 4.5x4in, and has a short, informative paragraph about the featured caterpillar species.  The Caterpillar Lab is a New Hampshire non-profit corporation recognized by the United States Internal Revenue Service as an I.R.C. Section 501(c)(3) Public Charity. Donations are tax deductible by the donor to the extent permitted by law (please subtract a thirty-five dollar amount from any deduction to cover the value of our calendar gift.) We need your help to conti