Soil-dwelling earthworms fall into three main niche groupings: epigeic, endogeic and anecic. The lines represent the types and depths of the various burrows.
Illustration by AgResearch and earthworm photos by Ross Gray.
Soil-dwelling earthworms fall into three main niche groupings: epigeic, endogeic and anecic. The lines represent the types and depths of the various burrows.
Illustration by AgResearch and earthworm photos by Ross Gray.