- A Budgerigar (also known as a budgie) is typically around 4.5 inches (11.5 cm) long from the beak to the tip of the tail.
- A Cockatiel is usually between 12 and 13 inches (30 to 33 cm) long.
- An African Grey Parrot is generally between 12 and 14 inches (30 to 35 cm) long.
- A Hyacinth Macaw can be up to 39 inches (100 cm) long.