- Fear and Aggression
- Fear of Hands
- Scared as the Dickens
- 'Tiel Flies to Cage When Out
- Gaining Abused Cockatiel's Trust
- Getting Ki-Ki out of Cage
- Cockatiel Only Likes Women
- Ten Year Old Biting Cockatiel
- Seven Month old Aggressive Cockatiel
- 'Tiel Threatens to Bite
- George Bites Now That Sydney is Around
- Jack Has Changed Since Puberty
- Cockatiel Bites Except around Kleenex
- Lutino Cockatiel Aggressive Toward Wife
- Mirror Causes Aggressiveness
- Handfed Cockatiel Nips
- Paul Bites
- Squiggle Bites
- Sidney Bites Since Raising Chicks
- Seed Junkie Won't Allow Petting
- Miscellaneous Behavior
- Nesting Behavior with Cage Paper
- Crawling Under Newspaper
- Freckle Nibbler
- Grating Beak
- Purring
- 'Tiel Makes "Motor" Sound
- Head Shaking
- Cockatiel Choking?
- Cockatiel Yawning?
- Does Cockatiel Need Mate?
- Does Single Female Need Mate?
- Cockatiel Demands Attention
- Young Cockatiel Not Climbing
- No Walking or Chirping
- Flapping Wings
- Shoulder Perching
- 'Tiels and Dogs
- Cockatiels Making Noise
- Alex Yells
- Young Male Squawks Constantly
- Constant Screeching
- Lucky Cheeps
- Rodin Screeches
- Incessant Screeching
- Behavior with Toys
- Two Cockatiels