Birds fighting for nesting spots show repeated aggression and shared brain gene patterns, suggesting evolution may repeat.

"The birds time their migration and nesting to match optimum temperatures and insect supply, for example. If they don't match, there would be poor conditions for the growth of the nestlings.

Blue Bird (BLBD) came out with quarterly earnings of $0.96 per share, in line with the Zacks Consensus Estimate. This compares to earnings of $0.89 per share a year ago. These figures are adjusted for ...

Blue Bird (BLBD) came out with quarterly earnings of $0.96 per share, in line with the Zacks Consensus Estimate. This compares to earnings of $0.89 per share a year ago. These figures are adjusted ...