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Monarch Butterfly Effect

Monarch Butterfly illustration

Re: “The Monarch Butterfly Effect” [Winter 2019] About 33 percent of Monarch Watch recoveries in Mexico are from reared monarchs. Lab rearing conditions (12 hours replicating day and night, 27 C constant temperatures) failed to provide environmental cues that lead to reproductive diapause or migration. Induction of a non-reproductive state and migration is complicated and […]

Norway Maples

Norway Maples

Re: The Leafy Viking I read your article regarding Norway maple trees with interest. I am very interested in preserving our native caterpillar populations and support planting native tree species. To that end I have planted two paper birch trees, a swamp willow, a striped maple and a tamarack on my residential property. I also […]

ON Nature Magazine Summer 2019

ON Nature Magazine Summer 2019

DEPARTMENTS 5 | This IssueHumanity’s legacy.By Caroline Schultz 6 | Earth Watch Windsor to permanently protect Ojibway Shores Cormorant hunt Monitoring invasive wild boars Francis Cook receives the Order of Canada Restoring Junction Creek Featured Photography Bill McDonald ALUS expansion Bird-friendly hay Logging Threatens Black Bay Peninsula species 36 |Our Member GroupsOutdoor learning in Norfolk.By […]

ON Nature Magazine Winter 2010

ON Nature Magazine Winter 2010

DEPARTMENTS 5 | This Issue The power of partnerships: Working together for conservation. By Caroline Schultz 8 | Earth Watch Stand up for nature; a royal rebound; the buzz is gone; join the club; plants inhale 123 billion tonnes of carbon each year; living fences; power plant struggles in King Township. 38 | Bird Watch […]

Dragonfly and Damselfly Guide

Black-tipped darner dragonfly

Dragonflies and damselflies are two related and fascinating groups that make up the insect order Odonata. Dragonflies and damselflies are characterized by two pairs of wings, large compound eyes and narrow bodies. Covering 48 species, this popular online guide connects and inspires.

Seasons Magazine Winter 1983

Seasons Magazine Winter 1983

DEPARTMENTS 5 | Earth Watch Refuge sought for Beluga whale; herbicides get green light in court; park boundary can’t keep out acid rain; swallows flock to Pembroke; escarpment fate awaits new minister; compromise on parks sinking in; naturalists lose Alfred Bog hearing; Environment Minister charges polluters; forestry undergoes assessment; information on terns wanted by Wildlife […]

Ontario Naturalist Magazine Spring 1978

Ontario Naturalist Magazine Spring 1978

DEPARTMENTS 46 | FON News FON spring trips. 47 | Queen’s Park/From Ottawa FON challenges new minister to move swiftly; citizen prosecution of industrial polluters; FON asks Hydro for firm lighting policy; FON seeks amendment to “dangerous” flood policy. 48 | Around Ontario Algonquin: outboard action finally?; Hydro to be rerouted around habitat of endangered […]