© Lora Denis
This summer, many millions of gypsy moth (Lymantria dispar dispar, LDD) caterpillars have emerged across Ontario, causing ecological concern from North Bay and Sault Ste. Marie to Windsor and Ottawa. The species was introduced to eastern North America from Europe in the late 1800s through a failed attempt to harvest silk from LDD cocoons. These ...
Cootes Paradise © girlguyed CC BY-NC 2.0
Although we are uncertain as to the origin of COVID-19, it is conceivable that transmission of a virus from a single bat may have resulted in a series of events that has brought human activity on Earth to a grinding halt. As the world is gripped with the COVID-19 pandemic, attention is drawn to the ...
Shoreline of Easter Island © James Kamstra
While strolling through the deciduous forest in September 2018, I looked down when a strange plant caught my eye. What was that? It looked much like Lopseed? Opposite leaves and a long stalk with spikey seeds, but the leaves were too broad and rounded. Was there another species of phryma in eastern North America besides ...
A drove of feral hogs in Texas © Josh Henderson CC BY 2.0
Wild boar sightings in Ontario have risen in recent years despite the animals’ tendency to travel at dawn, dusk and night. Some of these sightings have been made near Ottawa and Kingston. Diane Saxe, Ontario’s Environmental Commissioner, has said that feral boars are heading north from the United States into eastern Ontario. There have also ...
Dog-strangling vine © Noah Cole
In the Cadotte Lab at the University of Toronto – Scarborough, we examine the causes and consequences of invasion success, biodiversity loss and changes in ecosystem services in Toronto’s Rouge Park, which is currently transitioning into Canada’s first National Urban Park.
Pickering, Ajax © Joe Mabel