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Quadrupedalism
Quadrupedalism
or
pronograde
posture is a form of
terrestrial locomotion in animals
using four
limbs
or
legs
. An
animal
or
machine
that usually moves in a
quadrupedal
manner is known as a
quadruped
, meaning "four feet" (from the
Latin
quad
for "four" and
ped
for "foot"). The majority of quadrupeds are
vertebrate
animals, including
mammals
such as
cattle
,
dogs
and
cats
, and
reptiles
, like
lizards
.
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