Pets and Animals

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How does a great white shark move?

Great white sharks cannot swim backward because doing so does not force water through their mouths and gills. They also suffocate within minutes if towed backward by research vessels or during aquarium transport. Mako sharks and whale sharks also suffocate under these conditions.\nGreat white sharks have semi-rigid fins that prevent them from stopping abruptly. Sharks' fins also make it physically impossible for them to propel themselves in reverse. Sharks that must move backward to escape shipwrecks or other undersea structures must rely on gravity to help them fall or slide out. To acco..

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What do crickets eat in the wild?

Field crickets prefer to eat fresh plant material, such as vegetables, fruits and seedling plants. They can significantly damage and wipe out agricultural crops and may also feed on newly planted seeds. Some crickets help keep annoying weeds at bay by feeding on the plants, but other species, such the mole cricket, dig holes underground and prevent agricultural seeds from germinating. Field crickets are known for eating grasshopper eggs and the pupae of butterflies, moths and flies.\nA scarcity of food in their natural habitat can cause some cricket species to develop carnivorous tendencies. T..

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What are some tips for buying used custom fish tanks?

Also check the surface of the glass for any cracks, chips or damage. Silicone can be used to patch these, but it is not recommended to purchase a tank with damage as a patch is unlikely to hold up over time. Scuffs and scratches on the glass are tolerable as long as they don't affect the integrity of the aquarium.\nVerify that the upper and lower supports of the aquarium are not broken, as these pieces help with equalizing pressure inside and outside of the tank. The braces are replaceable, if needed.\nConsider the age of the aquarium, but this piece of information impacts the aquarium&ap..

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What is a female cow called?

The word calf is used to refer to young cattle of both sexes until the point at which they are weaned. After weaning, they are known as yearlings until they reach the age of 2. At that point, the females become known as heifers until they give birth and become known as cows. Male cattle ages 2 and older are known as bulls. If a male is castrated, it is called a steer.

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What should you consider before buying a pet?

Aspiring pet owners should consider whether the pets they intend to buy match their lifestyles. Some pets such as dogs require significant time commitments, which may affect their owners' daily routines. If an individual has children, he should avoid herding breeds or dogs that tend to be reactive. By opting for calm, mature animals with stable personalities, owners find pets that are desirable and easier to handle.\nAn individual should also factor in the environment in which he intends to keep the pet. While choosing a dog, he should determine whether there is sufficient room for the pe..

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What criteria is considered when someone applies to adopt a rescued puppy?

Most rescues require potential adopters to provide information about their living and working situations. Rescues generally look for someone who has a job or is financially stable in order to prevent the puppy from being returned due to finances. If the adopter is renting his or her home, the rescue often checks with the landlord or asks to see the lease to confirm that the pet is allowed.\nRescues also work to match dogs to suitable homes. Some dogs do not do well with children, so the rescue might consider whether the potential adopters have or are planning to have children. Breeds that requ..

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Why do owners clip pit bulls' ears?

While there is some legitimate use of ear cropping in some breeds, the American Veterinary Medical Association notes that there is long-standing opposition to the cropping of ears just for the sake of altering appearance. The organization cites that as far back as 1895, the American Society for the Prevention of Cruelty to Animals requested the American Kennel Club to remove cropped ears from breed standards.

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What do crabs eat?

Various species of crab have slightly different diets. They have a very strong digestive system that permits them to eat fungi, mollusks, bacteria, worms and even other crustaceans, such as shrimp or barnacles. In times of desperation, they have been known to eat the offal from the sea floor, which can include dead and decaying animals.\n\nLike most omnivores, crabs require a balanced diet to maintain the highest degree of health and reach their maximum growth potential. Their systems need both the protein found in meat as well as the vitamins present in undersea vegetables to sustain quality ..

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Where do snowy owls live?

The most favorable living region during winter is the Great Plains because the tundra is very similar to its natural breeding territory. Snowy owls may live in cities, on sand dunes or in marshes. Snowy owls are carnivorous and store food on perches. To hunt, it perches on trees to watch for prey, swiveling its head to see the prey behind it without actually moving the body. Snowy owls hunt rabbits, lemmings, seabirds and fish.

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Why are killer whales endangered?

Past threats to killer whales include capture for use in aquarium exhibits and commercial hunting. Although few killer whales are hunted for their commercial value as of 2014, they continue to be shot by commercial fishermen, who view them as competitors. Since the Exxon Valdez oil spill in 1989, oil spills and other leaks of pollutants have been regarded as serious threats to killer whales. Noise disturbances that affect killer whales include Naval high-intensity sonar, which CAT scans proved causes hemorrhaging around their brains and ears, as well as sound from drilling, shipping and salmon..

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