4-7 years of age, normally only in males.
It is not actually a horn, but a tooth, and it can grow up to 9 feet long (no joke)
The Narwhals tooth , teeth are it's horn, it / they grow continuously through it's life. Depending where the horn was broken , some growth may still occur.
No they are not, it takes 10-12 months for it to grow in
Baby narwhals don't come out of the horn.
ivory narly narwhals
Only about 15% of female narwhals have a horn. Almost all male narwhals have a horn.
i dont know but i do know the Narwhals tusk is a horn from the unicorn!
Narwhals protect themselves by using their tusks as weapons. there horn
No..Only the males do.
the horn on its head
Narwhals
the use their horn to feel things around them!