Charles Darwin described competitive interactions as one factor of natural selection and evolution, and present-day biologists usually emphasize this tenant whenever explaining basic, evolutionary ...

If you see cattle in Southeast Texas, there's probably a little white bird somewhere close. Those birds are called egrets, and they're not clinging to cows for some cute animal friendship. There ...

More cattle egrets have been spotted at a wetland nature reserve than ever before. Experts used a thermal imaging camera to count the small, white herons - renowned for their close relationship with ...

Long ago, the vulture was believed to signal impending doom. In modern-day Tarrant and Johnson counties, it’s the cattle egret we dread. Over the past 60 years, the eastern half of Texas has become a ...