Spring officially starts on March 20, but warm weather and blooming flowers usually come early in Arizona. Here's how you ...

Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...

Researchers and citizen scientists took samples of environmental DNA from saliva on backyard hummingbird feeders and agave ...

Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but without capturing and ...

The Cardinals may make a trade before the season starts, with Ryan Helsley and Nolan Arenado as the top candidates.

While expanding ... Every spring, Mexican long-nosed bats traverse a lengthy migratory path north from Mexico into the southwestern U.S., following the sweet nectar of their favorite blooming ...

Data shows many communities along the West Coast, Gulf Coast and Southeast are seeing the initial sprouting of leaves after ...

For instance, the Southeast’s spring leaf-out process is 1-2 weeks later than the long-term average, while growth in states like California, Arizona ... added the Late Bloom Index, which will ...

While expanding ... Every spring, Mexican long-nosed bats traverse a lengthy migratory path north from Mexico into the southwestern U.S., following the sweet nectar of their favorite blooming ...

Arizona, New Mexico and western Texas are predicted to see some of the warmest weather, where temperatures throughout the spring could average more than 4 degrees above the historical average.