Thomas J. Allen, James P. Brock, Jeffrey Glassberg, "Caterpillars in the Field and Garden: A Field Guide to the Butterfly Caterpillars of North America" English | 2005 | ISBN: 0195149874, 0195183711 | 240 pages | PDF | 30.3 MB
Field Guide to Amphibians and Reptiles of Illinois, 2nd Edition by Christopher A. Phillips, John A. Crawford English | 2022 | ISBN: 0252086341 | 304 Pages | True PDF | 59 MB
Field Guide to Sharks, Rays & Chimaeras of Europe and the Mediterranean by David A. Ebert, Marc Dando English | December 8, 2020 | ISBN: 0691205981 | PDF | 384 pages | 80.8 MB
Field Guide to the Trees of the Gila Region of New Mexico by Richard Stephen Felger, James Thomas Verrier English | 2021 | ISBN: 0826362370 | 272 Pages | True PDF | 34.5 MB
Britain's Ferns: A Field Guide to the Clubmosses, Quillworts, Horsetails and Ferns of Great Britain and Ireland (WILDGuides) by James Merryweather English | July 14, 2020 | ISBN: 0691180393 | PDF | 280 pages | 120 MB
Britain's Insects: A Field Guide to the Insects of Great Britain and Ireland (WILDGuides, 78) by Dr. Paul D. Brock 2021 | ISBN: 0691179271 | English | 608 pages | PDF | 591 MB