Science fact of the day: Hector's beaked whales are the smallest whales

Hector’s Beaked Whales (Mesoplodon hectori) are the smallest living whales.

These creatures measure just 4.5 feet (1.4 meters) long.

In comparison, the world’s longest whales, Blue Whales, measure about 70 feet long! Sightings of Hector’s Beaked Whales are extremely rare.