Ducks display one of the most studied examples of sexual conflict in vertebrate evolution. In several species, males evolved elongated corkscrew shaped genitalia associated with forced copulation ...

Fossils of the prehistoric fish genus myllokunmingiid, more than 518 million years old, reveal that early vertebrates may have had four functional eyes. Researchers found that two large lateral eyes ...

Mexico’s sundry landscapes have few parallels. Straddling the northern boundary of the Tropic of Cancer, the country boasts ...

With a couple of feet of snow on the ground, we forget that meteorological spring starts Sunday and the vernal equinox, true ...

Spring doesn't arrive officially until March 20, but really, Mother Nature controls the timing. Much local wildlife is ...

What a difference a week makes! Last Wednesday and Friday felt and looked like winter (finally!), and last week looks and ...

Emperor penguins shed all their feathers once a year, a precarious ritual that may have become deadly as climate change ...

While Mother Nature, at times, likes to play games, I believe warmer weather is in the offing. One of the most colorful ...

In the next few weeks, I’d like to feature several species of gulls, all of which can be found in Oklahoma at various times of the year.

I was driving to Cooperstown late last week. I had turned on to County Route 11 in Hartwick and continued along towards Index ...

With a couple of feet of snow on the ground, we forget that meteorological spring starts Sunday and the vernal equinox, true spring, is only three weeks away!