Basic Rifle Training: Recoil Test Drill

Explaining Nature on Instagram: "Hummingbirds are tiny, fast-moving birds known for their incredible ability to hover in midair by rapidly beating their wings—sometimes up to 80 times per second. They are the only birds that can fly backward and even upside down for short bursts. These birds have brilliant, iridescent feathers that shimmer in the light, and they feed primarily on nectar from flowers, using their long, specialized beaks and tongues. Hummingbirds play an important role in pollinat

The Mystery of the 3 AM Fly Buzzing in Your Ear