What is the world's largest animal?
The world's largest mammal, the blue whale, weighs 50 tons at birth. Fully grown, it weighs as much as 150 tons.
Mammal facts and facts about mammals, from the Random Facts shelf.
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The world's largest mammal, the blue whale, weighs 50 tons at birth. Fully grown, it weighs as much as 150 tons.
Elephants can't jump. Every other mammal can.
The world's smallest mammal is the bumblebee bat of Thailand, weighing less than a penny.
Elephants can't jump. Every other mammal can.
The world's smallest mammal is the bumblebee bat of Thailand, weighing less than a penny.
Elephants have the longest pregnancy of any land mammal, about 22 months, so a mother elephant is pregnant for almost two years.
The US Navy's Marine Mammal Program has trained bottlenose dolphins to find underwater mines and objects using their natural echolocation.
Dolphins are mammals, not fish, so they breathe air through a blowhole on top of their heads and have to surface regularly to breathe.
Horses have the largest eyes of any land mammal, and their side-placed eyes give them nearly 360-degree vision, with small blind spots directly in front and behind.
A newborn giant panda weighs only about 3 to 5 ounces, roughly 1/900th of its mother's weight, which makes it one of the smallest newborns relative to its mother of any mammal.
Whales evolved from four-legged land mammals, and their closest living relative is the hippopotamus.
The mandrill is the world's largest monkey and also one of the most colorful mammals, with a bright red and blue face.