The hull of a boat is its distinctively shaped outer shell. Most boats only have one hull - catamarans have two.
A hum is a continuous, low sound, like the background noise running machinery makes. You can hum yourself, by singing with your mouth closed.
Scientific name: homo sapiens
The weather is humid when there is a lot of moisture in the air. It is usually warm when it is humid.
His forHummingbird
Scientific name: family: trochilidae
Hummingbirds are a group of small birds that eat nectar. The smallest bird is a type of hummingbird. Hummingbirds can beat their wings 12-90 times a second, which gives them a distinctive hum when they fly. Because they beat their wings so fast, they can hover and fly backwards in the same way that some insects can.