On agricultural landscapes, pesticides travel through food webs and can negatively affect local wildlife populations. However, few studies have considered the long-term, cumulative effect of multiple ...

Behavioral Ecology and Sociobiology, Vol. 18, No. 3 (1986), pp. 199-206 (8 pages) We investigated the division of labor in male and female tree swallows by measuring the rate of food delivery to ...

Recently, I had the pleasure of going birding at Brazos Bend State Park with friends. One of our first sightings of the day was a flock of what had to be at least 500 tree swallows congregating on a ...

NORTH CENTRE TWP. – Lauri Green nestled into her lawn chair and pointed binoculars at the house of a new family. The home, Nest Box 26, contained four tree swallows born nine days earlier. The birds’ ...

Pam and Joe Monahan don’t need TV. They have a nesting pair of tree swallows in a bluebird box in their West Neck backyard. The beautiful birds zoom back and forth, dawn to dusk, feeding their five ...

The sweet chittering from the sky above me awakened memories so fond that I smiled brightly from within without looking up. I was doing yard work. My eyes and hands concentrated on removing an overly ...

Conflict between parents and offspring may result in offspring exaggerating their needs and parents devaluing their begging signals. To determine whether this occurs, it is first necessary to ...

Tree swallows fill the sky over the Connecticut River near Haddam, Conn. From late August to early October, as many as a million tree swallows gather on a small island near the mouth of the ...