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There are approximately 300 different octopuses in the world today including the greater blue-ringed octopus and the common octopus. Scientists are finding more and more that studies show octopuses as sentient beings. More »

The main predators of the Dumbo octopus are killer whales and sharks. Because Dumbo octopuses spend most of their lives at great depths, the species does not have many predators. More »

Carnivores are animals that eat other animals, and include spiders, sharks, domestic house cats and lions. Carnivores may kill other animals and then consume the carcasses, scavenge meat from dead animals they did not ki... More »

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Some different types of molluscs include octopuses, squid, snails and cuttlefish. Clams, oysters, mussels, sea hares, limpets, nudibranchs and scallops are also examples of molluscs. There are approximately 100,000 thriv... More »

www.reference.com Pets & Animals Marine Life

The website What Eats states that numerous predators eat shrimp, including fish, birds, flamingos, insects, insect larvae, squid, octopuses and humans. Most shrimps are tiny, and they have a large number of natural enemi... More »

Examples of cephalopods include octopuses, nautiluses, squid, spirulas and cuttlefish. Cephalopods are found in all of Earth's oceans, either on the seabed or in open water. More »

www.reference.com Pets & Animals Marine Life

The three types of economic systems used in the world today are the market economy, planned economy and a mixed economy. Each has its own benefits and disadvantages. More »