No Saccharine: How Hummingbirds Evolved To Detect Sugar
Saturday, August 23, 2014 - 16:20
in Biology & Nature
If you capture a hummingbird on high-speed video and slow it down, their wings thrum like helicopter blades as they hover near food. Their hearts beat 20 times a second and their tongues dart 17 times a second to slurp from a feeding station. read more