Physical differences exist between male and female flamingos. Differences can be subtle, however, making gender determination difficult.

Paleontologists have long wrestled with how to differentiate between male and female dinosaurs based on their fossils.

While both are arachnids and spine chilling to behold, there are many differences between a male vs female black widow spider ...

A man who was born with male and female genitalia knew he was different but didn't find out the truth for five decades. When ...

We all love watching hummingbirds dart around the garden. Their dazzling feats and fancies are just spectacular! But have you ever wondered whether that tiny blur of color is a male or a female? It’s ...

One of the easiest ways to tell male and female hummingbirds apart is by looking at their color. Males usually have much brighter feathers than females—especially on their gorget (that flashy patch of ...

It has been a busy summer for the captive breeding programs at your Guam Department of Agriculture. Aviculture staff for the ...

Genetically engineered breeders that lay only female chicks would eliminate the culling of day-old male chicks.

Plans for a 230-mile transmission line threaten Nevada’s wilderness and have united hunters and wildlife groups ...

Get the latest news and live updates as the government shutdown enters Day 37, with FAA cuts to flights and energy bill assistance cuts looming.

In the fall of 1987, Ronald Reagan was president, Bon Jovi was the breakthrough band of the year, and mullets were still worn ...