Alain Paquette

Nov 15, 2024 | biorxiv.org | Laura SCHILLE |Alain Paquette |Hugo Ouellet |Gabriel Marcotte

AbstractUrbanization is one of the main drivers of biotic homogenization in bird communities worldwide. Yet, only a few studies have addressed its functional consequences on the top-down control birds exert on insect herbivores. We hypothesized that their inconsistent results reflect the overlooked heterogeneity of the urban habitat for birds, and in particular the distribution and diversity of urban trees.

Mar 6, 2024 | nature.com | Liting Zheng |Kathryn E. Barry |Peter B. Reich |Michael Scherer-Lorenzen |Nico Eisenhauer |Jürgen Bauhus | +34 more

AbstractPlant diversity effects on community productivity often increase over time. Whether the strengthening of diversity effects is caused by temporal shifts in species-level overyielding (i.e., higher species-level productivity in diverse communities compared with monocultures) remains unclear.