CHS Blog

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Reading the Land Through Herpetofauna: Notes from Northern BC

March 30, 2026
Dr. Vidya Padmakumar,
EcoDiversity Research Centre, Hazelton, BC



The first thing you notice in early spring around Hazelton isn’t the green — it’s the sound. Long before the alder leaves unfurl, the wetlands wake up with the sharp, pulsing calls of frogs. The nights are still cold enough to numb your fingers, but in those brief dusks between melt and frost, the chorus begins.… Read More



Conservation priorities for the freshwater turtles of Canada

February 20, 2026
Patrick Moldowan,
Research Assistant, Turtle Survival Alliance



The Turtle Survival Alliance (TSA), a U.S. charitable organization, works internationally to advance its mission to protect and restore wild populations of tortoises and freshwater turtles through science-based conservation, global leadership, and local stewardship. With a shared global vision of a world where turtles thrive in the wild, Turtle Survival Alliance Canada (TSA Canada) has officially launched as a registered Canadian charity based in Toronto.… Read More



A Conservation Action Plan for the Carolinian population of Gray Ratsnake

January 28, 2026
Ginger Elliott,
Research Biologist, African Lion Safari



As one of the largest snake species in Ontario, adult Gray Ratsnakes (Pantherophis spiloides) are typically 1 to 2 m long, but some individuals have been known to reach lengths of up to 2.55 m! This species is slow to mature, taking 6 to 8 years to reach adulthood. The Gray Ratsnake is found at its northern range limit in Ontario, where it is divided into two designatable units, the Carolinian and the Great Lakes/St. Lawrence populations.… Read More



Mind Your Step: An Effort to Protect Western Toads from Trail Mortalities

November 24, 2025
Micheal Bryden,
B.Sc. Wildlife and Fisheries, University of Northern British Columbia



Nestled within the northern city of Prince George, British Columbia, sits Shane Lake. Accessible through a trail system located behind the University of Northern British Columbia (UNBC), Shane Lake is a popular recreation site for both students and community members. On any given day, you can find people walking their dogs, hiking, or cycling on the trail that perimeters this body of water. … Read More



Salamanders in Suburbia: Field Observations from a Drift Fence Study

July 07, 2025
Meredith C. Swartwout,
Department of Biology, University of Toronto-Mississauga
Contact



Over the past 2 years, I have been leading a population study comparing historic and current demography and movement patterns of Jefferson Salamanders (Ambystoma jeffersonianum) and the Unisexual Salamanders that live with them. Quick sidebar: if you are not already familiar with the Unisexual Salamander Complex, it is a fascinating natural history story that I won’t go into here, but I would encourage readers to investigate (e.g., here and here). … Read More



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