You cant.
The common tern has a blood red bill with a blake tip and the arctic tern has a dark crimson bill.
Your blood turns red when it hits the air.
The tern's cousin
This is a Tern. Three match your description but since you talk of a black plume, it is the Elegant Tern. Two others are similar- Royal and one other.
The Maine tern is a type of bird much like the arctic tern!
another name for Antarctic TERN IS "STERNA VITTATA".
You can just buy them in the grand exchange
A black tern is a small bird, Latin name Childonias niger, of the tern family.
A homophone for "tern" is "turn".
as of October 4, 2012 a blood rune is worth 278 coins.
65
Aleutian Tern was created in 1869.