Pinboard tags
Some of the tags I use on Pinboard

I keep track of useful links via the Pinboard bookmarkng service. You can see all of my links, and all of the tags that help organise them, here:

Use the tags to find the subject area that you are interested in. Here are some of the tagged links for particular insect groups:

And a few examples of other categories:

Disclaimer: my links collection has acumulated over quite a long time. Some of the older links may be broken, and inclusion of a link does not necessarily mean that I recommend it, just that I found it interesting in some way at some point!