The world’s smallest dog is the Chihuahua, which means “tiny dog in the sky.”

The slowest fish is the Sea Horse, which moves along at about 0.016 km/h (0.01 mph).

There are about 54 million dogs in the US, and Paris is said to have more dogs than people.

Millions of trees are accidentally planted by squirrels who bury nuts and then forget where they hid them.

The bee hummingbird of Cuba is the smallest bird in the world.