The Haunted Mansion Raven Shoulder Plush, which debuted at the D23: ... The cawing sound effect and light-up red eyes use 3 AG13 button cell batteries, which are included.

(SOUNDBITE OF RAVEN CAWING) CARPENTER: Back at the trailhead, Sebastianelli says it's like she's sending an audio postcard to future generations.

It's been five years since the Baltimore Ravens introduced one of the most impressive in-game additions to their experience at M&T Stadium, the enormous mixed-reality black raven that soars above ...

A raven is heard cawing at about 1:15 p.m. on March 4 near Jackie and Shadow’s nest in Big Bear, a video shows. This put Shadow on high alert.

A raven is heard cawing at about 1:15 p.m. on March 4 near Jackie and Shadow’s nest in Big Bear, a video shows. This put Shadow on high alert.

A raven is heard cawing at about 1:15 p.m. on March 4 near Jackie and Shadow’s nest in Big Bear, a video shows. This put Shadow on high alert.

(SOUNDBITE OF RAVEN CAWING) CARPENTER: Back at the trailhead, Sebastianelli says it's like she's sending an audio postcard to future generations.

A raven is heard cawing at about 1:15 p.m. on March 4 near Jackie and Shadow’s nest in Big Bear, a video shows. This put Shadow on high alert.

A raven is heard cawing at about 1:15 p.m. on March 4 near Jackie and Shadow’s nest in Big Bear, a video shows. This put Shadow on high alert.