It is likely that most animals can distinguish between more and less. For example, more friends are always better, as mosquito fish show us in their preference for larger schools (Agrillo et al. 2008) ...

Chicks, like many people, have a mental number line which places lower numbers at left and higher ones to the right, according to a study published today (January 30) in Science. “This resembles ...

Editor's note: This column originally ran Aug. 17, 2010. The numbers were promising: at $75 for 50 chicks, we couldn't go wrong. Our friend Nat had a brooder box we could use for the first several ...

NEW YORK, Oct 30 (Reuters Breakingviews) - Americans are cock-a-hoop for chicken. McDonald’s (MCD.N), opens new tab just introduced, opens new tab the Chicken Big Mac, shares of Wingstop (WING.O), ...