Ecology

The Structure and Habits of Spiders

More Hunting Wasps

The Legend of Kupirri, or, The Red Kangaroo

Running Free

Adventures of a Young Naturalist

Wilderness Babies

Ecological Observations on the Woodrat, Neotoma floridana

The Nakimu Caves, Glacier Dominion Park

Pere Marquette State Park

Flowers of Mountain and Plain

The Young Collector's Handbook of Ants, Bees, Dragon-flies, Earwigs, Crickets, and Flies

The Life of the Bee

The Life of the Bee

Wild Life at the Land's End

A-Birding on a Bronco

Systematics of Megachiropteran Bats in the Solomon Islands

Subspeciation in the Meadow Mouse, Microtus montanus, in Wyoming and Colorado

Little Masterpieces of Science: The Naturalist as Interpreter and Seer

Revisiting the Earth

Literary Pilgrimages of a Naturalist