Most food deliveries come wrapped in petrochemicals. But there are ways to reduce the disposable plastic delivered to your ...

Birds have evolved a unique tolerance for sour foods by rewiring a key taste receptor, reshaping their diets and ecosystems.

Bird Dog, a new San Marcos eatery specializing in made-to-order hot dogs and chicken tenders with all-natural ingredients, opened April 2 under local owners Michael Delacruz and Justin Pearson.

For decades, a dominant theory about why birds sing at dawn — called the "dawn chorus" — has been that they can be heard farther and more clearly at that time.

It was among the hypotheses involving environmental factors. Another is that birds spend their time singing at dawn because there's low light and it's a bad time to look for food.

And when it comes to food, birds are engaging in "a lot of communication about where resources are, or often if there is a predator nearby," he says.

Another is that birds spend their time singing at dawn because there's low light and it's a bad time to look for food. "We basically didn't find much support for some of these environmental cues which ...

Another is that birds spend their time singing at dawn because there's low light and it's a bad time to look for food. "We basically didn't find much support for some of these environmental cues which ...