some and some ...mostly they do have gallbladder with some expiation (Psittaciformes etc...)
When you eat a lot of birds and stones.
Cockatoo
No, a crop is something found in birds, It is a storage area for food. It sits in the crop before going to the stomach. A gallbladder is used to store bile that is produced by the liver. The gallbladder drips or pours the bile into the stomach as it is needed during digestion.
The gallbladder. Horses and deer also do not have gallbladders.
Several species of birds (the psittacines (including cockatoos), pigeons/doves and ostriches) lack a gallbladder altogether BUT they do produce liver bile which empties directly into the gut without being stored in a bladder.
There is no artificial gallbladder that can act as a replacement for the human gallbladder.
were is your gallbladder in your body
The gallbladder is attached to the bile duct by a small tube called the cystic duct
Gallstones cause pain and blockage in the gallbladder. More rarely, a person can get cancer of the gallbladder, but this is very rare.
The abbreviation for gallbladder is GB
it is 4x10 cm
The gallbladder is part of the digestive system.