15 of 43 destinations scored for wildlife are prime in September — 80 or better on conditions alone. Highest: Acadia & Bar Harbor (90), Banff & Lake Louise (90), Galápagos Islands (90). In August 15 are prime; in October, 7.
Every destination scoring 55 or better for wildlife in September, highest first. Ties are listed alphabetically.
Most places have one or two months that are genuinely better — and a booking moment that comes a lot earlier than the trip. I’ll write when one of those is coming up. No schedule, no filler.
Somewhere missing from the list? Write to info@pennyswindow.com and I’ll score it.