Suppose an alien life form is discovered on another planet that takes in ch4 from the atmosphere which of the following could be used to determine what happens if ch4 after the organism consumes it

Combustion could be a method of energy use from the organism that consumes methane. In combustion, the alkane is ignited with oxygen to produce carbon dioxide and water. Carbon dioxide and water are common respiratory byproducts found on Earth as well. CH4 + 2O2 -> CO2 + 2H2O

Ifound this on google “according to the findings, a foramen magnum positioned toward the base of the skull is found not only in humans, but in other habitually bipedal mammals as well.” i hope this you for what your looking for