Takamaru

is a messenger hawk for Sunagakure.

Appearance
Takamaru looks like a normal Hawk with brown fur and brown eyes.

Ablities
Takamaru is stated as being Sunagakure's fastest messenger by one of the Konoha shinobi.

Kazekage Rescue Arc
He's first seen when carrying a message to Konohagakure, saying that Gaara had been kidnapped by Akatsuki.

Trivia

 * , means "hawk", while is a common suffix for male names meaning "perfection" or "full circle".