No
yes they do!!
Bile.
Pigeons do not have gallbladders. Usually only meat-eating animals will have gallbladders. Pigeons do have many other specialized organs, however.
One of my friends is a retired doctor, and he said that Passover is the time of year for the removal of gallbladders. Something in the Passover diet "wrecks" gallbladders in some people, but I haven't found out what and why.
yes sirree bob, pretty much all mammmals have gallbladders.
No. Rats don't have gallbladders either. Elephants do not have a gall bladder.
The typical person has one gallbladder in their body.
The gallbladder. Horses and deer also do not have gallbladders.
Quite sure I don't know. But I know what a human has that a rats don't. Rats don't have gallbladders or tonsils. ;D
A horse has 5: right lobe, left medial, left lateral, caudate, and quadrate. DID YOU KNOW: horses dont have gallbladders!
Mammals, reptiles, amphibians, fish, and birds have a pancreas. Insects and arachnids have no pancreas.