John & David have a number of articles on INVERTEBRATES.
Riverfly Sampling and Riverfly 2
Perhaps Butterflies are not as nice as you think
Small red-eyed Damselfly
Emerald Dragonflies of Bentley Wood
The Barberry Carpet Moth
Secret Pond in Late June
Butterflies of Salisbury Plain
How about articles on orchids / Rodents in the attic / Slime molds / botany — all ad-free knowledge.