The newest residents, thousands of barn swallows and cliff swallows, are making themselves unwelcome by building mud nests under the eaves. "I don't want them flying around and leaving bird feces ...

Age of the ancient Aboriginal paintings was estimated from age of mud wasp nests that are over and under these paintings This method dates rock art, even in the absence of carbon in the paintings ...

asks Birds & Blooms reader Leona Schroeder of Fergus Falls, Minnesota. Birding experts Kenn and Kimberly Kaufman say, “Mud is an essential part of robin nest architecture. The foundation is ...

There are instances where bird nests made of earth have been reused for almost half a century. Neolithic farmers learnt the value of mineral rich mud and river sediment, and it is still used today ...

A flamingo looks like a bird cooked up by an exuberant preschooler ... With its hooked bill it scrapes up clumps of mud to make a nest. Stiff bristles inside its bill filter water containing ...