Jeremy deWaard

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De nouvelles méthodes d’analyse ADN permettent de déterminer ce que mangent les araignées — même si elles liquéfient leurs proies. Shutterstock

Fouiller dans l’estomac des araignées pour savoir si elles mangent les insectes ravageurs de cultures

Aleksandra Jessica Dolezal, University of Guelph; Andrew MacDougall, University of Guelph; Dirk Steinke, University of Guelph, and Jeremy deWaard, University of Guelph

Des recherches pour comprendre comment les araignées régulent les populations d’insectes ravageurs de cultures.
Spiders can be effective pest control agents. (Shutterstock)

Studying the stomach contents of spiders shows how they help control crop pests

Aleksandra Jessica Dolezal, University of Guelph; Andrew MacDougall, University of Guelph; Dirk Steinke, University of Guelph, and Jeremy deWaard, University of Guelph

Spiders liquefy their prey in order to consume it, and this makes it challenging to determine what spiders eat. A new approach that uses DNA barcoding is helping researchers figure out spider diets.

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