Breathing

Air bubbles travel from the nose to the lungs. In the swampy, mucus-filled areas, they meet the red blood cells that transport them around the body.

My Thoughts

Guest Stars

Special appearances in this episode.

Guest Stars

No guest stars available.

Crew

Episode-specific crew credits.

No crew data available.

Videos

Clips and promos for this episode.

No videos available.

Stills

Episode still images from TMDB.

1920 × 1080

400 × 300

1920 × 1080