Don't take down your hummingbird feeder yet. Their migration is not correlated to feeders being available! In fact, feeders can help fuel migrants moving through. Wait until you haven't seen one for at least two weeks.
Ruby-throated Hummingbirds migrate through Southern Ontario through September.
Most hummingbirds depart by the end of month.
Migrating Brown Creepers, Ruby-crowned and Golden-crowned Kinglets appear near the end of the month.
Eastern Monarch Butterflies continue their migration south from Ontario.
Final egg laying for the Eastern Monarch Butterfly.
Little and Big Brown Bat mating seasons are completed.
Blackbird (grackles, cowbirds and red-wings) flocks can number in the thousands.
Robins are in large flocks, feeding on crab apples.
Broad-winged Hawk migration peaks mid- to late-month.
