Yes, may small helicopters have piston engines that use petrol (gasoline in USA )
A petrel is a bird.
Regurgitated Food
No
A petrel is a small sea bird that starts with pet.
snow petrel: Pagodroma nivea
Mottled Petrel was created in 1844.
Bonin Petrel was created in 1888.
Jamaica Petrel was created in 1866.
Mascarene Petrel was created in 1857.
Henderson Petrel was created in 1912.
Westland Petrel was created in 1946.
Tahiti Petrel was created in 1848.