Fauna Europaea - All European animal species online
https://fauna-eu.org | Taxonomic data and distribution in Europe |
| http://www.koleopterologie.de/ | Photo database of beetles and bugs |
| https://www.kerbtier.de/ | Web site about beetles in Germany by Christoph Benisch well-suited for fast search |
| https://www.diptera.info/photogallery.php | Considerable image database of true flies and midges |
| https://lepiforum.org/wiki/ | Guide to butterflies and moths with image database containing all live cicle stages |
| https://ukmoths.org.uk/ | Guide to the moths of Great Britain and Ireland |
| https://wiki.arages.de/ | Wiki about central european arachnids |
| https://www.pflanzengallen.de/ | Photo database of plant galls by Hans Jürgen Buhr |
| https://www.britishbugs.org.uk/ | An online identification guide to UK hemiptera |
| http://www.insektenbox.de/index.html | Photos and information about mode of live of central european insects |
| https://bugguide.net/ | Identification, images, & information for insects, spiders & their kin for the United States & Canada |
National Barkfly Recording Scheme (Britain and Ireland)
https://www.brc.ac.uk/schemes/barkfly/gallery.aspx | Psocoptera |
| http://www.blumeninschwaben.de/ | Flora of Germany |
| https://www.wikipedia.org/ | Wikipedia, the free encyclopedia |
| https://www.catalogueoflife.org/ | Catalogue of Life, checklist of species, accepted scientific names and synomyms |
