Scaly Surprises: The Secrets of Snakes

Hey kids, close your eyes for a moment andsnakes, all you need to to is stamp very hard as
imagine that your arms are stuck to your sidesyou walk.
and your legs are stuck together. Imagine thatSnakes don't use legs to get around, either. They
you have no ears, and that you smell with yourmove by slithering with their bodies, and using
tongue. And imagine that your entire body istheir scales to help hold them in place.  Snake
covered with fingernails.scales cover their entire bodies, and the widest
Seems strange, doesn't it? Now you know whatscales are on their bellies. Their scales sit in your
it's like being a snake!skin just like fingernails do, and help to grip the
Snakes are a group of reptiles closely related toground as a snake moves.
lizards. Most people think that the big differenceBecause they are also hard, like your fingernails,
between them is that lizards have legs andscales don't stretch as a snake grows. That's why
snakes don't, but there are some legless lizards,snakes have to shed their scales as they grow.
and some snakes that have little "claws" nearThey crawl out of the old, too-small skin, and
their tails which are actually the remnants of hindleave it behind like a long sock!
legs!Fun fact #1: Biggest Snake: You can divide snakes
Actually, the biggest differences between snakesup into two groups: those who catch their prey
and lizards are the ears, eyes, and scales.by biting them with poisonous fangs, and those
Snakes don't have eyelids like lizards do. Instead,who catch their prey by squeezing. The biggest
their eyes are covered by a clear, hard scale. Ifsnakes are the squeezers, or constrictors. The
something gets in a snake's eye, the snake lickstitle for biggest snake is shared between two
its eyes clean using its tongue!species: anacondas and pythons. Anacondas are
Snakes also don't have ear openings on theirthe heaviest snakes, and can weigh up to 550
heads at all! Instead, snakes hear thoughpounds. Reticulated pythons are the longest; they
vibrations that travel though the air and thecan reach up to 10 metres (33 feet) long. That's
ground. So if you want to frighten away anylike laying eight 10-year-olds end-to-end!