Some birds are known to lay their eggs in another bird’s nest. They then go off while the “host” parent, or parents, get stuck with all the parental care of these young, often at the expense of their own offspring. And brown-headed cowbirds are notorious for this practice, called brood parasitism.

Brown-headed Cowbirds and Brood Parasitism

Hosted by Chuck Lura, a biology professor at Dakota College in Bottineau. Chuck has a broad knowledge of “Natural North Dakota” and loves sharing that knowledge with others. Since 2005, he has written a weekly column, “Naturalist at Large,” for the Lake Metigoshe Mirror. His columns also appear under “The Naturalist” in several other weekly newspapers across North Dakota. 

Natural North Dakota is supported by NDSU Central Grasslands Research Extension Center and Dakota College at Bottineau, and by the members of Prairie Public. Thanks to Sunny 101.9 in Bottineau for their recording services. 

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News

One of the common signs of spring is when we look up at the trees and see something different up there. The trees must be leafing out! Spring is officially here! But much of what we see up there is more likely flowers.

Trees are declaring spring

Both grasslands and birds are rapidly decreasing in Canada — less than 15% of the native grasslands remain. To address the issue, Birds Canada has developed the Bird-Friendliness Index.

Saving native grasslands and grassland birds

If you like to watch falling stars, this next month or so is a good time to see them. The Lyrids meteor shower will start soon, and it overlaps with the Eta Aquarids meteor shower. Between the two, the show will run to the end of May.

Lyrids and Eta Aquarids Meteor Showers

Shortly after beginning their journey down the Missouri River in April of 1805 after spending the winter at Fort Mandan, Meriwether Lewis wrote in his journal about an animal that Captain Clark had recently observed: “Captain Clark walked on shore today and informed on his return, that passing through the prairie he had seen an animal that precisely resembled the burrowing squirrel, accept in point of size, it being only about one third as large as the squirrel, and that it also burrows.”

Richardson's Ground Squirrel

It seems that every year when spring comes around, we are ready to go outdoors. Nature has much to offer, but all too often summer arrives, and we realize we did not get to enjoy the spring like we had hoped.

Brown-headed Cowbirds and Brood Parasitism

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