TASK DEFINITION: Given a passage and a query based on the passage, generate an unambiguous, concise and simple answer to the query from information in the passage. Note that the answer may not be present in exact form.
PROBLEM: River Otters are mammals that are relatives of the stoats, weasels, mink, badgers and wolverines. These groups of mammals are known as Mustelids. The Mustelids all have one thing in common, they all have scent glands that they use to mark off their territory. In the wild they live less than 10 years; in captivity they live 10 - 15 years. Range/Habitat: River otters are found along rivers, streams, and lakes and also in estuaries, coastal bogs, and large marine waterways such as Puget Sound and the Strait of Juan de Fuca. Description The River Otter is built for swimming - they have a streamlined body, short legs with webbed feet, dense fur that keeps otters warm, a tapered tail, small ears, and nostrils that can close underwater. They can grow to be more than a meter long, from head to tail, and weight up to 14 kg. River Otter. 1  River otters can hold their breath for up to 8 minutes while under water. 2  River otters spend two-thirds of the time on land. 3  Otters always wash themselves after every meal. 4  The otter is the largest member of the weasel family. 5  River otters can dive to a depth of 60 feet. 6  Baby otters are called pups. Basic Facts About North American River Otters The North American River Otter is the only river otter found north of Mexico. Its luscious pelt, which is waterproof and allows the river otter to regulate its temperature, was also a staple of the French fur trade in the 1700-1800s, has drawn hunters for hundreds of years. The color of its fur ranges from grey and white to brown and black. Diet Male sea otters live for 10 to 15 years, Female live from 15 to 20 years. The population is unknown because the river otter is one of the hardest mammals to census, but is estimated to be over 100,000 based on harvest reports. Range. River otters can be found in streams, lakes, reservoirs, wetlands and along marine coasts in all states and territories of the United States and Canada. River otters are being reintroduced in the Rocky Mountain region to counter the population decrease in the 1800s. Behavior. River otters live in all types of habitats. 10 to 15 years for a male. 15 to 20 usually for a female good percentage can live to about 20, and one has lived all the way up to 28 in an aquarium. they have easily wearable teeth which can probably be the cause of the shorter lifespan. 10 to 15 years for a male. Basic Facts About North American River Otters. The North American River Otter is the only river otter found north of Mexico. Its luscious pelt, which is waterproof and allows the river otter to regulate its temperature, was also a staple of the French fur trade in the 1700-1800s, has drawn hunters for hundreds of years. The color of its fur ranges from grey and white to brown and black. Females give birth to 1 to 6 young per litter, with an average of 2 to 3. Otters are born with fur, but are otherwise helpless. Females give birth, nurse, and care for their young in a den near the water. The young are weaned at about 3 months old and begin to leave their mother at 6 months old. Adult females care for their juvenile offspring, who disperse by the time the otters give birth again. Sexual maturity is reached at 2 to 3 years of age. Did you know? River otters can hold their breath for up to 8 minutes while under water. River otters spend two-thirds of the time on land. Otters always wash themselves after every meal. The otter is the largest member of the weasel family. River otters can dive to a depth of 60 feet. Baby otters are called pups. Female Sea Otters live up to 15-20 years. Male Sea Otters live up to 10-15 years. Query: how long did otters live

SOLUTION: Otters live less than 10 years in the wild and in captivity they live for 10 to 15 years.

PROBLEM: Let’s say you spend $2,000 to purchase and install a tankless water heater. If your annual savings are $100, it would take 20 years - the approximate lifespan of a tankless water heater - to recoup the cost in energy savings. Tankless Water Heaters Pros . Compact - Tankless water heaters are small and compact. They fit into tight spaces such as underneath the sink or in a closet. Often, they can be mounted to the wall. Energy efficient - According to ConsumerReports, tankless water heaters, on average, are 22 percent more energy efficient than traditional water heaters. No waiting for hot water - Tankless hot water heaters instantly heat the water you need. You’re not limited to the capacity of a holding tank. Long lifespan - Tankless water heaters last about 20 years, compared to an average of about 10 to 15 with conventional water heaters. If your annual savings are $100, it would take 20 years - the approximate lifespan of a tankless water heater - to recoup the cost in energy savings. Tankless Water Heaters Pros Compact - Tankless water heaters are small and compact. How Much Does A Tankless Water Heater Cost To Install And Operate? A tankless water heater can be a bit pricey. Tankless water heaters can range from $300 to $1100 or more depending upon the model. Gas tankless water heaters are typically a little cheaper. Tankless water heaters are more complicated than traditional models and have more electronics. Additional Costs for Tankless Gas Water Heaters. If you plan to install a gas tankless water heater, you'll also have to factor in the cost for venting to the outside and any needed electrical requirements. If you do not already have an outside vent, this installation can get a little pricey depending upon the length of the vent needed and any cutting that needs to be done. I really like my tankless gas water heater. I've had it over a year now. It uses about 40% less gas a month. Even though the initial cost is high, you can get a $300 tax credit on your income taxes. That helps. Over time, however, tankless water heaters do save money. Because of these factors, there's no simple answer as to how much money you can save. A tankless system can save 25% to 60% on your water heating bill, which can account for 30% or more of your overall utility bills. A tankless water heater, or on-demand water heater, typically weighs about 25 pounds and can be mounted on a wall taking up about two square feet of wall space. This versatility means that these units can fit practically anywhere, often freeing up valuable space in garages and closets. As you've probably noted, the price can range from $340 to the thousands of dollars. Financially speaking, tankless heaters can last up to 20 years (most regular water heaters have to be replaced every 10). The useage savings depends, obviously, on how much hot water you use. Depending upon your geographical location, usage, the cost of the system, the installation costs, and the differences between your old water heater and your new one, the amount of time to recoup your investment can vary greatly. · just now. 1  I really like my tankless gas water heater. 2  I don't have one but I know people who do, and I am also considering getting one. 3  Definitely get a gas one, there are too many problems with electric ones and consistent heat. 4  Tankles warm water heaters are large it is distinctly much all they use in Germany. Query: how long will it take to recoup cost of tankless water heater

SOLUTION: It would take 20 years - the approximate lifespan of a tankless water heater - to recoup the cost in energy savings.

PROBLEM: Quick Answer. A dog will enter her estrus cycle from one to three times per year and it lasts anywhere from 2 to 3 weeks. How often a female dog menstruates and for how long is dependent upon breed. Some breeds will have an estrus cycle only once a year while others may have a cycle three times a year. To help ease cramps, you can try the following: 1  Take ibuprofen or naproxen sodium (if you do not have an allergy to aspirin or severe asthma). 2  Exercise. 3  Place a heating pad, heat wrap, or other source of heat on your abdomen or lower back. Check out these best-sellers and special offers on books and newsletters from Mayo Clinic. The Mayo Clinic Diet Online Reduce the impact of stress on your health These flow out as blood. It lasts from 3-7 days in general. The woman goes through this cycle until menopause stage, that is typically around 50-60 years of age. Until this time, she is capable of getting pregnant and bearing a child. It is generally said that sex during periods does not cause pregnancy. On an average a period lasts between 3 to 5 days. It is normal for a girl to have irregular periods in the beginning. During this time, the duration of her periods may vary from as short as 2 days to as long as 7 days. It can take up to a year for periods to become regular. References: Female rabbits are nearly ready to mate at all times, it’s just that the hormones keep going up and down in cycles. So you can safely say, female rabbits do not have a period and they are constantly receptive to male rabbits. Therefore, there's no use in saying how long a rabbit's period lasts. Oestrus and Dieoestrus When to get checked out. Normal cycles last between 24 to 35 days. Some teens might have shorter cycles of only 21 days, and others might go as long as 45 days between periods. Adults can have a range of between 21 to 35 days. See a doctor if your cycle falls outside of those ranges. Many now argue to describe menstruation in simple terminology, including: 1  Cycle regularity (irregular, regular, or absent) 2  Frequency of menstruation (frequent, normal, or infrequent) 3  Duration of menstrual flow (prolonged, normal, or shortened) 4  Volume of menstrual flow (heavy, normal, or light) 1 Upload failed. 2  We are experiencing some problems, please try again. 3  You can only upload files of type PNG, JPG, or JPEG. 4  You can only upload files of type 3GP, 3GPP, MP4, MOV, AVI, MPG, MPEG, or RM. 5  You can only upload photos smaller than 5 MB. 6  You can only upload videos smaller than 600MB. The amount of time that a girl has her period also can vary. Some girls have periods that last just 2 or 3 days. Other girls may have periods that last 7 days. The menstrual flow — meaning how much blood comes out of the vagina — can vary from girl to girl, too. Query: how long do periods last female

SOLUTION:
The periods last as short as 2 days to as long as 7 days in female.

