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Mosquito with darker coloration and mosquito with white band on proboscis.

Be Ready for Mosquitos

With the very wet 2019 spring and recent rains, it inevitable that mosquito populations will be high this year. Although there are over 20 species of mosquitoes that call South Dakota home, there are really only two species that account for the majority of observed individuals.

A flock of white sheep grazing in a small pasture.

Sheep Breeds

Everyone has heard the fairytale “Baa Baa Black Sheep Have You Any Wool?” but what about the double-coated California Red, the multi-colored Katahdin sheep with hair, or the East Friesian dairy ewe that produces over 1,100 pounds of milk a year? Sheep come in different shapes, sizes, and colors and all of them provide different functions and uses for producers. These can range from meat, wool, and milk production or a combination of characteristics.

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.

an orange lady beetle with nine black spots

Lady Beetles of South Dakota

Lady beetles are one of the most familiar groups of beneficial insects. Farmers and gardeners appreciate them for devouring insect pests. Both adult lady beetles and caterpillar-like juveniles eat pests.

a downy woodpecker resting on a wooden pole

Woodpeckers Attacking Bur Oaks

Woodpeckers have been seen across the region chipping away at the bark of young bur oak. The woodpeckers can shred most of the bark from young trees, enough that the trees are killed by this injury.

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.

Numerous nymph grasshoppers feeding on corn.

Large Grasshopper Populations Detected in South Dakota

Very large populations of grasshoppers have been detected in southeastern South Dakota. Although these grasshoppers aren’t causing serious defoliation in crops yet, there is the possibility that they will as the season progresses.