Do Tree Swallows Use Birdhouses? Many backyard birders grow concerned when another species swoops into their bluebird boxes. A closer look at who’s moving in is warranted, since invasive species like ...

A single bird consumes roughly 60 insects per hour, or 850 to more than 1,000 insects per day. Their diet is composed primarily of insects they catch in flight, including mosquitoes, gnats, flies, ...

SAUKVILLE – Prairies are rich wildlife habitats. They are so bountiful, in fact, sometimes they even host species that evolved to breed elsewhere. For proof we need only look at two restored ...

Nesting in a cavity — a hole in a tree, a burrow in a bank, or another enclosed space—gives a bird significant advantages. Cavity nests are generally safer than open-cup nests. The nest contents are ...

Cliff swallows are said by ornithologists to show the highest degree of colonization of any of the 89 swallow species in the world. Colonies can number from 200 to more than 2,000 nests. They could be ...

Among the thousands of bird species there is great variation in nesting habits: Some nest in burrows, or tree cavities and nest boxes, or mounds of decaying vegetation and so on. Most birds build some ...

Add Yahoo as a preferred source to see more of our stories on Google. Meet different types of swallow birds you should know. Plus, learn about the significance of swallow sightings. Adult tree swallow ...