Question

How do land animals create methane

Answer 1

they are capable of digesting coarse plant material which produce methane as a by-product of digestion, then they release it into the atmosphere so there for that’s how they creat methane

Answer 2

The main source of agricultural methane is a process called enteric fermentation, a normal part of digestion in ruminant animals such as cows, sheep, goats, buffaloes and camels. This process produces methane gas, which the animals then belch out into the atmosphere.