H. pylori can also spread through contact with contaminated water or food. The bacteria are believed to cause stomach problems when they penetrate the stomachâs mucous lining and generate substances that neutralize stomach acids. This makes the stomach cells more vulnerable to the harsh acids.. pylori can also spread through contact with contaminated water or food. The bacteria are believed to cause stomach problems when they penetrate the stomachâs mucous lining and generate substances that neutralize stomach acids. This makes the stomach cells more vulnerable to the harsh acids.
Food Preferences & Resources. Beluga whales are opportunistic feeders. They prey on about 100 different kinds of primarily bottom-dwelling animals. They eat octopus; squid; crabs; snails; sandworms; and fishes such as capelin, cod, herring, smelt, and flounder.
Blue whales are a type of baleen whale known as a rorqual. Despite their huge size, baleen whales like blue whales feed on small organisms. The blue whale feeds primarily on krill, and may eat 2 to 4 tons of krill per day during their feeding season.