During the establishment phase of a biological invasion, population dynamics are strongly
influenced by Allee effects and stochastic dynamics, both of which may lead to extinction of …

Simple Summary Invasive insects, along with climate change, are among the two most
important environmental problems facing the world today. They pose a threat to many …

Forests in virtually all regions of the world are being affected by invasions of non-native
insects. We conducted an in-depth review of the traits of successful invasive forest insects …

The pet trade has become a multibillion-dollar global business, with tens of millions of
animals traded annually. Pets are sometimes released by their owners or escape, and can …

Allee effects are an important dynamic phenomenon believed to be manifested in several
population processes, notably extinction and invasion. Though widely cited in these …

Abstract Aim Emerald ash borer Agrilus planipennis was identified in 2002 as the cause of
extensive ash (Fraxinus spp.) decline and mortality in Detroit, Michigan, and has since killed …

Ecology Letters (2011) 14: 615–624 Abstract Biological invasions are a global and
increasing threat to the function and diversity of ecosystems. Allee effects (positive density …

To predict the spread of invasive species, we need to understand the mechanisms that
underlie their range expansion. Assuming random diffusion through homogeneous …

Despite substantial increases in public awareness and biosecurity systems, introductions of
non-native arthropods remain an unwelcomed consequence of escalating rates of …

Summary 1 Considerable effort is expended by national and local governments to exclude
alien species via detection and eradication of invading populations, but these efforts are not …