Beyond fecal size, what the birds pooped on — be it the crop, soil or plastic — made a difference for pathogen survival. In the study, E. coli survived longer on lettuce itself than on soil or plastic ...

For small birds, remembering where the food is beats forgetting when it's gone. Jacek Krywko – Sep 13, 2024 9:07 am | 32 Credit: BirdImages ...

Birds descended from the dinosaurs, but researchers have known relatively little about how the bird's brain took shape over millions of years. A new fossil sheds light on that mystery.