The sharp, elongated bills of green hermit hummingbirds aren’t just fine-tuned for feeding; they also allow males to joust ...

Male bonobos have an impressive ability to detect when females are most fertile, even though the usual visual cues are ...

Did you know that some birds can actually sleep while flying? Learn all about this unique technique that allows birds to rest while migrating.

The temperature the morning I wrote this column was 30 degrees and the three hummingbird feeders I still have out were partially frozen. To most people, it seems strange to expect to see a hummingbird ...

Let's get one thing out of the way: All hummingbirds fight. Most species fight for food, using their tiny bodies and sharp bills to force competitors away from flowers. But the green hermit ...

Jennifer Lawrence admitted some of her male co-stars couldn’t take rejection very well, but her Die My Love co-star Robert Pattinson was the complete opposite. While working on intimate scenes ...

Q: I snapped a photo of a female hooded merganser leading her ducklings in the water. But here’s the strange part: They weren’t all the same species as their mother — some were wood ducks, some were ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you wake up in the morning, it might feel like your brain just switched on at the ring of an ...

Have you ever wondered what happens to hummingbirds once the sun goes down? These tiny, high-energy birds have a few favorite spots they retreat to for rest. Watch this video to discover the three ...

Similar to monthly hormonal cycles that many cisgender women experience, cis men also experience hormone cycling with testosterone, a masculinizing sex hormone. Rather than monthly cycles, though, ...