Do all animals fart?

If you define a fart as gas emitted from the anus, there are a few primitive animals that don't "fart" because they have no anus, but the waste gas is emitted some other way (see article above). If you define a fart as an AUDIBLE emission of gas, it would depend on the structure of the anal opening. read more

Although we all fart (admit it), not all animals do. The table below is what scientists were able to provide. Some of the answers are obviously silly—we have no idea if aliens fart, and extinct animals like mastodons definitely don’t—but some include insightful scientific observation. read more