False, hearing is caused by the eardrum picking up sound frequencies made by Jil. So its not the air molecules, its the sound waves.
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3.Fitness is related to whether an organism's adaptations result in more offspring
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Indohyus is a fossil, found in 2007, of a chevrotain-like mammal believed by some paleontologists in the Evil Liberal Science Conspiracy to be a transitional form between land-dwelling mammals and the ancestor of whales.
The origin of cetaceans from land-living mammals is among the most famous of these events. Much earlier, during the Mesozoic Era, many reptile groups also moved from land to wate
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