Ballpark — April 30, 2026

How many times does a hummingbird flap its wings per minute?

~3,600 flaps

Many hummingbirds beat their wings dozens of times per second.

Heart rate of a blue whale

~4 gal/cycle

Many modern dishwashers use only a few gallons per load.

Population of Madagascar

30.3 million people

Madagascar is the world's fourth largest island.

Length of the Nile River

4,130 miles

It is generally considered the longest river in the world.

Weight of an African elephant

13,000 pounds

A single ear can weigh up to 100 pounds.