Field Guide: A-Z

What to look for right now

Photo of a bur oak acorn attached to the tree

Acorns begin to fall in September, including the ornately decorated acorns of the bur oak.

Glossy black spider wasp manipulating paralyzed spider

Spider wasps are busy this time of year capturing spiders and dragging them around.

White Bass

White bass school from mid-September through mid-October.

Photo of an eastern tiger salamander with yellow spots.

Tiger salamanders move to ponds in the rain.

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Aquatic Invertebrates

Aquatic Invertebrates

Birds

Birds

Butterflies and Moths

Butterflies and Moths

Fishes

Fishes

Land Invertebrates

Land Invertebrates

Mammals

Mammals

Mushrooms

Mushrooms

Reptiles and Amphibians

Reptiles and Amphibians

Trees, Shrubs and Woody Vines

Trees, Shrubs and Woody Vines

Wildflowers, Grasses and Other Nonwoody Plants

Wildflowers, Grasses and Other Nonwoody Plants