Give the names of these gases. Answer: a. The chemical formula CH 4 indicates two types of atoms (C and H). A molecule of methane consists of 1 carbon atom and 4 hydrogen atoms. Similarly, SO 2 indicates two types of atoms (S and O). A molecule of sulfur dioxide consists of 1 sulfur atom and 2 oxygen atoms.
Mudskippers are a type of fish. They are part of a fish family known as tribe Periophthalmini), which is in the family, or type of, Gobiidae (Gobies). They are amphibious fish, which means that they can use their pectoral fins to walk on land.
Mudpuppies are actually salamanders, large, permanently aquatic salamanders. Unlike their amphibian cousins, mudpuppies never form air-breathing lungs. They rely on the bushy red gills behind their heads to breathe under water, like fish. They are usually brownish to grayish with dark spots and a yellowish belly.