These “walking sharks” can lay eggs without spending extra energy, rewriting what scientists thought they knew about reproduction.

Groundhogs emerge from their burrows around Feb.4. This fits the folklore of Groundhog Day, but predicting the weather is not ...

New research shows that epaulette sharks, often called “walking sharks,” can produce eggs without increasing their overall energy use.

The homesteading pros at Gold Shaw Farm explore duck mating behavior and feather development.

Believe it or not, but ducks have a reputation for the unexpected: bizarre and intricate mating anatomy. According to ...

Believe it or not, but ducks have a reputation for the unexpected: bizarre and intricate mating anatomy. According to ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to ...

What do Wilson’s bird-of-paradise, the red-necked tanager, and the keel-billed toucan all have in common? They are all beautifully colored birds. It is not uncommon to find birds that are visually ...

SEATTLE - The No. 6 Oregon Ducks secured a berth in the College Football Playoff Saturday with a 26-14 win over Washington at Husky Stadium. The Ducks (11-1, 8-1 Big Ten) are likely to play host to a ...

Paleontologists have long wrestled with how to differentiate between male and female dinosaurs based on their fossils. But new research may bring scientists closer to identifying the sex of one group ...