* A
jellyfish is 95% water.
* A blue
whales heart only beats nine times per minute.
* A cat uses
its whiskers to determine if a space is too small to squeeze through.
* A
chameleon's tongue is twice the length of its body.
* A
crocodiles tongue is attached to the roof of its mouth.
* A
rhinoceros horn is made of compacted hair.
* Rodent's
teeth never stop growing.
* A shark
can detect one part of blood in 100 million parts of water.
* A shark
can grow a new set of teeth in a week.
* A
starfish can turn its stomach inside out.
* Some
ribbon worms will eat themselves if they can't find any food.
* Slugs
have 4 noses.
* Owls are
one of the only birds that can see the color blue.
* The
penguin is the only bird that can swim but can't fly.
* The
cheetah is the only cat that can't retract its claws.
* A lion's
roar can be heard from five miles away.
* Emus and
kangaroos can't walk backwards.
* Cats have
over 100 vocal sounds; dogs only have 10.
* A mole
can dig a tunnel 300 feet (91 m) long in just one night.
* Insects
outnumber humans 100,000,000 to one.
* Sharkskin
has tiny tooth-like scales all over.
*
Chameleons can move their eyes in two directions at the same time.
* Koalas
never drink water. They get fluids from the eucalyptus leaves they eat.
* Lacking a
collarbone, the deer mouse can flatten its body so much it can squeeze into
an
opening one quarter of an inch high.
* A cow
gives nearly 200,000 glasses of milk in her lifetime.
* The orca
is the largest member of the dolphin family, and is not really a whale. Due to
its
size, however, the orca is frequently included in discussions of whales.
* When
sharks take a bite, their eyes roll back and their teeth jut out.
*
Vegetarian mammals produce more methane than carnivorous mammals. In other
words, they fart more.
* Flies
jump backwards when they take off.
* More than
20,000,000 seahorses are harvested each year for folk medicinal purposes.
* The world
seahorse population has dropped 70% in the past 10 years.
* The
largest insects that ever lived on the earth were giant dragonflies with
wingspans
of
over 3 feet (91 cm).
* Camels
chew in a figure 8 pattern.
* The blue
whale is the largest animal that ever lived, reaching 100 feet (30 m) in length
and
weighing 150 tons. The largest dinosaur, Argentinosaurus, was estimated to
weigh
110
tons.
* Cats,
camels, and giraffes are the only animals in the world that walk right foot,
right
foot,
left foot, left foot, rather than right foot, left foot.
* Proportional
to their size, cats have the largest eyes of all mammals.
* Sailfish
can leap out of the water and into the air at a speed of 50 miles (81 km) per
hour.
* The
catfish has the most taste buds of all animals, having over 27,000 of them.
* A skunk's
smell can be detected by a human a mile away.
* A lion in
the wild usually makes no more than 20 kills a year.