Jason Ramsay-Brown talks about Common Milkweed, the origin of its scientific name, its vital importance to monarch butterflies, and its cultural history.
Ellen Schwartzel describes Red-backed Salamanders: how they differ from other salamanders, where they’re found, and their importance in an ecosystem.
Jason Ramsay-Brown tells us where to find Beechwood Wetland, the history of its development and remediation, stewardhsip activities, and what can now be found there.
Bob Kortright describes lichen, a symbiosis of fungi and algae, and moss, why they are important, and where to find them.
Bruce Thompson identifies poison ivy, its habitat, the effects of contact on human skin, and what to do if you've come into contact with the plant.
Susan Grimbly describes opossums, when they started arriving in Toronto, where they are seen, and their diet (which includies ticks).
Bob Kortright defines the term, describes Toronto's biodiversity, how each species plays its part in an ecosystem, and the impact of biodiversity loss.
Bruce Thompson describes goldenrods, their insect-borne pollen, ecological and herbal medicine benefits. The Ragweed plant with its air-borne pollen is reallly the culprit when it comes to allergies.
Jason Ramsay-Brown explains the Fibonacci sequence and how it appears in nature.
Nancy Dengler describes pussy willow, its importance to early pollinators, and its medicinal value.
Jason Ramsay-Brown talks about the origin of Earth Day, activities and events in the GTA on April 22nd, and throughout the year.
Ellen Schwartzel talks about salamanders, in particular Jefferson salamandersand their unique life-cycle.
Nancy Dengler talks about warm-blooded plants, in particular, the skunk cabbage: how it produce heat, the appeal of its smell, and how and where to find one.
Jason Ramsay-Brown talks about the history and importance of beavers in the GTA, human impact on their habitat, how to manage their effects, and where to find them.
Bob Kortwright talks about fungi and slime molds: what they are, the differences between the two, and some examples.
Bruce Thompson talks about spring's arrival and how all of nature reacts: what you can see and where.
Nancy Dengler talks about Toronto's sweet tree of spring - the sugar maple. She describes how and why it produces sap and the advantages for the tree.
Jason Ramsay-Brown talks about an invasive species known as Japanese Knotweed: what it is, the problems it creates and what can be done about it.
Bruce Thompson talks about the Toronto Eastern Grey Squirrel's colours, grey, black and white, as well as other squirrel species, including flying squirrels.
Bob Kortwright deals with pros and cons of feeding birds during the winter, the effect on other wildlife, and the best practices for feeding birds.