Narwhals Sport Iconic Straight, Spiraled Tusks. Scientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets

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https://www.smithsonianmag.com/smart-news/narwhals-sport-iconic-straight-spiraled-tusks-scientists-just-uncovered-some-of-the-eye-catching-features-structural-secrets-180989368/

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tusks9x no texto
“Narwhals Sport Iconic Straight, Spiraled Tusks.”
TermoTradução
Frase de exemploNarwhals Sport Iconic Straight, Spiraled Tusks.
tusk8x no texto
“Narwhals are the only known creatures with a straight tusk, and one that visibly spirals to the left.”
TermoTradução
Frase de exemploNarwhals are the only known creatures with a straight tusk, and one that visibly spirals to the left.
narwhals7x no texto
“Narwhals Sport Iconic Straight, Spiraled Tusks.”
TermoTradução
Frase de exemploNarwhals Sport Iconic Straight, Spiraled Tusks.
arctic6x no texto
“Carsten Egevang Narwhals are nicknamed the unicorns of the sea, and for good reason: The Arctic whales sport a spectacular “horn” that can reach up to ten feet long.”
TermoTradução
Frase de exemploCarsten Egevang Narwhals are nicknamed the unicorns of the sea, and for good reason: The Arctic whales sport a spectacular “horn” that can reach up to ten feet long.
narwhal5x no texto
“Narwhal tusks visibly twist to the left.”
TermoTradução
Frase de exemploNarwhal tusks visibly twist to the left.
scientists4x no texto
“Scientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.”
TermoTradução
Frase de exemploScientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.
whales4x no texto
“Carsten Egevang Narwhals are nicknamed the unicorns of the sea, and for good reason: The Arctic whales sport a spectacular “horn” that can reach up to ten feet long.”
TermoTradução
Frase de exemploCarsten Egevang Narwhals are nicknamed the unicorns of the sea, and for good reason: The Arctic whales sport a spectacular “horn” that can reach up to ten feet long.
animals4x no texto
“While they can’t perform magic with this eye-catching feature—technically a tooth—researchers suspect the animals might wield their tusks to compete for mates, since mostly males have them, or use them as a sensory organ.”
TermoTradução
Frase de exemploWhile they can’t perform magic with this eye-catching feature—technically a tooth—researchers suspect the animals might wield their tusks to compete for mates, since mostly males have them, or use them as a sensory organ.
tells4x no texto
“These two “opposing spirals” help the tusk grow straight, Birkedal tells Scientific American ’s Jackie Flynn Mogensen.”
TermoTradução
Frase de exemploThese two “opposing spirals” help the tusk grow straight, Birkedal tells Scientific American ’s Jackie Flynn Mogensen.
spiraled3x no texto
“Narwhals Sport Iconic Straight, Spiraled Tusks.”
TermoTradução
Frase de exemploNarwhals Sport Iconic Straight, Spiraled Tusks.
eye-catching3x no texto
“While they can’t perform magic with this eye-catching feature—technically a tooth—researchers suspect the animals might wield their tusks to compete for mates, since mostly males have them, or use them as a sensory organ.”
TermoTradução
Frase de exemploWhile they can’t perform magic with this eye-catching feature—technically a tooth—researchers suspect the animals might wield their tusks to compete for mates, since mostly males have them, or use them as a sensory organ.
renew3x no texto
“Scientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets Skip to main content Search Shop Newsletters Renew Give a Gift Subscribe Membership i Subscribe Give a Gift Renew Sections Smart News History Science Innovation Arts & Culture Travel At the Smithsonian More from Smithsonian magazine Newsletters Photo Contest Podcast Videos Our Partners Smithsonian Store Smithsonian Journeys Subscribe to Smithsonian magazine and get a FREE tote.”
TermoTradução
Frase de exemploScientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets Skip to main content Search Shop Newsletters Renew Give a Gift Subscribe Membership i Subscribe Give a Gift Renew Sections Smart News History Science Innovation Arts & Culture Travel At the Smithsonian More from Smithsonian magazine Newsletters Photo Contest Podcast Videos Our Partners Smithsonian Store Smithsonian Journeys Subscribe to Smithsonian magazine and get a FREE tote.
twist3x no texto
“Narwhal tusks visibly twist to the left.”
TermoTradução
Frase de exemploNarwhal tusks visibly twist to the left.
research3x no texto
“Still, there’s more research to be done.”
TermoTradução
Frase de exemploStill, there’s more research to be done.
layer3x no texto
“The one on the tooth’s exterior, cementum, formed a left-handed helical layer.”
TermoTradução
Frase de exemploThe one on the tooth’s exterior, cementum, formed a left-handed helical layer.
opposing3x no texto
“These two “opposing spirals” help the tusk grow straight, Birkedal tells Scientific American ’s Jackie Flynn Mogensen.”
TermoTradução
Frase de exemploThese two “opposing spirals” help the tusk grow straight, Birkedal tells Scientific American ’s Jackie Flynn Mogensen.
spirals3x no texto
“Narwhals are the only known creatures with a straight tusk, and one that visibly spirals to the left.”
TermoTradução
Frase de exemploNarwhals are the only known creatures with a straight tusk, and one that visibly spirals to the left.
researchers3x no texto
“Overall, the work suggests that the intricate boundary between the cementum and dentine seems even more complex than researchers previously thought.”
TermoTradução
Frase de exemploOverall, the work suggests that the intricate boundary between the cementum and dentine seems even more complex than researchers previously thought.
growth3x no texto
“For instance, Birkedal and his colleagues also found that the opposing spiral structure can be seen in annual growth layers in the tusk, similar to growth rings in a tree.”
TermoTradução
Frase de exemploFor instance, Birkedal and his colleagues also found that the opposing spiral structure can be seen in annual growth layers in the tusk, similar to growth rings in a tree.
ocean3x no texto
“August 20, 2026 Why Don't Insects Live in the Ocean?”
TermoTradução
Frase de exemploAugust 20, 2026 Why Don't Insects Live in the Ocean?
iconic2x no texto
“Narwhals Sport Iconic Straight, Spiraled Tusks.”
TermoTradução
Frase de exemploNarwhals Sport Iconic Straight, Spiraled Tusks.
uncovered2x no texto
“Scientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.”
TermoTradução
Frase de exemploScientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.
structural2x no texto
“Scientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.”
TermoTradução
Frase de exemploScientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.
secrets2x no texto
“Scientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.”
TermoTradução
Frase de exemploScientists Just Uncovered Some of the Eye-Catching Feature’s Structural Secrets The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left.
content2x no texto
“Scientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets Skip to main content Search Shop Newsletters Renew Give a Gift Subscribe Membership i Subscribe Give a Gift Renew Sections Smart News History Science Innovation Arts & Culture Travel At the Smithsonian More from Smithsonian magazine Newsletters Photo Contest Podcast Videos Our Partners Smithsonian Store Smithsonian Journeys Subscribe to Smithsonian magazine and get a FREE tote.”
TermoTradução
Frase de exemploScientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets Skip to main content Search Shop Newsletters Renew Give a Gift Subscribe Membership i Subscribe Give a Gift Renew Sections Smart News History Science Innovation Arts & Culture Travel At the Smithsonian More from Smithsonian magazine Newsletters Photo Contest Podcast Videos Our Partners Smithsonian Store Smithsonian Journeys Subscribe to Smithsonian magazine and get a FREE tote.