Medium-size American armadillos. Their scales are bony. Armadillos use scales as armour. The three-banded armadillo uses its scales as defence.
Armadillo
Greenish-black, scaly skin covers alligators. Their muscles help them swim. Scales protect alligators. Skin and scales protect against teeth and claws.
Alligators
Eastern diamondbacks have diamond-shaped patterns and triangular heads. Hollow fangs inject poison. Eastern diamondback rattlesnakes warn predators. Scales conceal snakes.
Diamondback rattlesnakes
Moths are little to medium-sized, U.S.-wide insects. Scaly wings help them fly. Moths consume nectar from flowers using their lengthy mouths.
Moths
Goldfish grow to 18 inches. Goldfish are easy-to-care-for pets. Scales prevent predation and environmental damage. Warm and parasite-free, they safeguard fish.
Goldfish
Their scales prevent attacks from potential enemies. They have been recorded at 4.5 ft. and 72 lb. It is common practise to kill a pangolin for its meat or its scales.
Pangolin
Scales protect and propel carp. Scales prevent predation and environmental damage. Invading species compete with native fish for food and habitat.
Common carp
Woodpeckers use their beak to bore into trees for food. Scales on their feet help them hold trees. Downy woodpeckers are protected by their scales.
Downy woodpecker
Green iguanas live in Central and South American rainforests. The iguana's scales serve numerous roles. Large, strong scales protect it from predators.
Green iguana