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Illustration of a stable fly, horn fly and face fly.

Fly Control Considerations for Cattle on Pasture

Along with being irritants to livestock, horn flies, face flies and stable flies are economically important to producers due to their negative impacts on milk production and calf weaning weights.

grey to brown fly with large eyes and elongated mouthparts

What are Those Gigantic Flies?

As we progress later into the summer, we commonly see an increase in horse fly activity.

two black beetles rolling a ball of dung

Promoting Dung Beetles on the Range

In South Dakota, dung beetles help regulate rangeland health through dung dispersal.

Two mosquitoe samples side-by-side. The one on the left is labeled "A". The right one is labeled "B".

Know Your Mosquitoes to Protect Yourself

Mosquito trapping efforts across the state in the last seven years showed that there are over 20 species of mosquitoes occurring in South Dakota, yet only two species dominate the surveillance data: Aedes vexans and Culex tarsalis.

An orange beetle with black spots and a white head sitting on a green leaf

Lady Beetles of South Dakota

A guide for monitoring, properly identify, and promoting the growth of lady beetles.

Two flies side-by-side. The left fly is a Western horse fly. The right fly is a deer fly.

Horse Flies and Deer Flies Becoming Abundant

The above-average precipitation this year has led to increased numbers of horse flies and deer flies across South Dakota. Widespread flooding and an overall abundance of available water has made conditions perfect for these flies.

Woman in pink shirt buckling helmet under her chin

Bike Safety

View information about the benefits of biking and how to ride safely.

Adult female emerald ash borer

Emerald Ash Borer Life Cycle in South Dakota

This fact sheet is a general description of the emerald ash borer life cycle in South Dakota.

Seven people stand at a distance in a green field. The sky is blue with a large cloud stretching across most of the horizon

The South Dakota State University West River Research Farm to host Field Day on July 11

July 07, 2023

The South Dakota State University West River Research Farm Tour will be held on July 11 near Sturgis, South Dakota, running from 4 p.m. to 7 p.m.