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Don Scallen

Don Scallen is the author of Nature Where We Live: Activities to Engage Your Inner Scientist from Pond Dipping to Animal Tracking and Spotted Salamanders and Their World, and the monthly blog "Notes from the Wild."

Toxic Tricks: Strategies Plants and Animals Use to Stay Alive

In Headwaters and beyond, plants and animals, from stinging nettles and poison ivy to ants and porcupines, rely on physical and chemical defences to stay alive. We tend only to notice when we get too close.

Jun 17, 2026

Minnow Love

Those who know minnows would place them near the top of nature’s wonders. Dull and boring? Far from it!

Jun 9, 2026

A Melody on a Wing

With spring in full swing, the trees are alive with the songs of migrating warblers returning to Ontario’s forests on their journey north.

May 6, 2026

What’s in a Name?

Naming a creature – whether a tiny salamander or a chimpanzee – allows humans to care a bit more for its welfare, and its habitats.

Apr 8, 2026

The Turtle Protectors

Habitat loss, traffic and growth are pushing Ontario’s turtles toward local extinction, but grassroots rescue efforts offer hope.

Mar 14, 2026

Echo Evasion: How Moths Outsmart Hungry Bats

In a high-stakes game of hide-and-seek conducted in the cover of night, moths employ stealth strategies and elusive manoeuvres to stay alive.

Mar 9, 2026

The Wonders of Moth Antennae

From helping with navigation to filtering out pheromones, these delicate but powerful sensory organs are crucial tools for moth survival.

Feb 10, 2026

The Bass, the Crayfish and the Organic Food Processor

My underwater video reveals a fascinating glimpse at how crayfish play dead to sneakily steal bass eggs.

Jan 8, 2026

Alice and the Mushroom

Fly agaric, long known for its potent psychoactive properties, is an iconic woodland fungus that has made many an appearance in pop culture.

Dec 8, 2025

My Green Friend, Olive Oil

A small green frog with a big personality often finds herself sharing a meal with a human companion.

Nov 9, 2025

Orb-Weaving Spiders

These skilled weavers spin intricate orb webs of great beauty and efficiency. 

Oct 8, 2025

Late Summer Wetland Wildflowers

The onset of autumn brings a profusion of late bloomers that add a splash of colour to Ontario wetlands.

Sep 11, 2025

Brief Encounters

A fleeting glimpse of one of these five rare Headwaters species can feel like magic – and like a warning we can’t ignore.

Sep 8, 2025

Moths of the Limberlost

These furry little moths sporting tiny faces with big eyes are delightful companions in the garden.

Aug 26, 2025

The Buzz about Dragonflies

Dragonflies are fascinating and unique insects thanks to their ancient lineage, iridescent colors, and their role as voracious predators in the insect world.

Jul 14, 2025

Hitchhiking Mussels

These mendacious mollusks lure unsuspecting smallmouth bass into giving it a free ride – and a free meal.

Jun 13, 2025

How to Grow a Green Roof

Naturalistic gardening booster Tony Spencer created a Mono rooftop garden that benefits the environment and nurtures the spirit.

Jun 13, 2025

Newt Love

Newts fall in love too but, as in human affairs, persistence, gentle wooing and perhaps a splash of cologne can help win the day.

May 11, 2025