To my understanding, a tern is a seagull but a seagull is not necessarily a tern. (It's kind of how a square is a rectangle but a rectangle isn't always a square.) A tern is a subfamily of seagulls (as a beagle is a subfamily of dogs). This particular seagull is smaller than most, has a long forked tail, and thus flies more gracefully.
The cousin to a seagull is called a tern.
A small gull can be called a Tern.
The common tern has a blood red bill with a blake tip and the arctic tern has a dark crimson bill.
It is a shore bird, similar to a small seagull.
well there backwards buddy thats what i have to say
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.
An Arctic tern is a migratory bird, Latin name Sterna paradisaea, which travels between the Arctic and the Antarctic.
The tern's cousin
The Maine tern is a type of bird much like the arctic tern!
A black tern is a small bird, Latin name Childonias niger, of the tern family.
Aleutian Tern was created in 1869.
Little Tern was created in 1764.