Acorn abundance predicts a harsh winter, folklore says - The Washington Post
An Illustrated Guide to Bay Area Nature: Fall 2020 - Bay Nature
Entire curriculum - Institute for Applied Ecology
Oaks & Acorns - by Andy
Discussion Guide to A Sand County Almanac - The Aldo Leopold
Forest Ecology - by Andy
Plantwatch: Acorn crop dips as climate changes, Climate crisis
Acorns and Habitat: Oaks Support a Diversity of Forest Wildlife
Could Fall's Acorn Abundance Forecast a Nutty Winter? - City Cast DC
An Ecological Look at Acorns, Environmental Almanac