- Blue whales usually measure about 25 meters (82 feet) long—about the distance around a baseball diamond!
- A blue whale weighs about 99,790 kilograms (110 tons)—about as much as a railway locomotive!
- Like the blue whale, all of Earth’s heaviest animals are cetaceans! Other leviathans include the North Pacific right whale, fin whale, bowhead whale, Southern right whale, North Atlantic right whale, sperm whale, humpback whale, sei whale, and grey whale.
an animal able to live both on land and in water.
very large, extinct reptile chiefly from the Mesozoic Era, 251 million to 65 million years ago.
to live in a certain place.
no longer existing.
young horse, mule, or related animal, usually under a year of age.
animal without a spine.
individual sport where an athlete runs to a set line, then jumps as far as possible.
animal with hair that gives birth to live offspring. Female mammals produce milk to feed their offspring.
animal that breathes air and usually has scales.
group of similar organisms that can reproduce with each other.
having to do with the Earth or dry land.
large boat or ship owned by a single person or group, used for recreation or racing.